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| # | Exercise Title | Features | Description | Platform | Keywords |
|---|---|---|---|---|---|
| 1 | Given a two-dimensional array of integers and a value x, return the positions of all matching elements, as a list of arrays of length 2. | Code Completion | Given a two-dimensional array of integers and a value x, return the positions of all matching elements, as a list... | CodeCheck | Two-Dimensional Arrays, Looping Over the Entire Array |
| 2 | Given two two-dimensional arrays a and b of integers with the same number of rows and columns, return a list of the same size where each element is the greater of the corresponding elements in the two arrays. | Code Completion | Given two two-dimensional arrays a and b of integers with the same number of rows and columns, return a list... | CodeCheck | Two-Dimensional Arrays, Producing 2D Arrays |
| 3 | Given two two-dimensional arrays of integers with the same number of rows and columns, return the first position where they do not match, as a list of length 2. | Code Completion | Given two two-dimensional arrays of integers with the same number of rows and columns, return the first position where they... | CodeCheck | Two-Dimensional Arrays, Producing 2D Arrays |
| 4 | Given two two-dimensional arrays with the same number of rows, return a list that places them side by side. | Code Completion | Given two two-dimensional arrays with the same number of rows, return a list that places them side by side. | CodeCheck | Two-Dimensional Arrays, Producing 2D Arrays |
| 5 | Given a two-dimensional array of integers, return the average of the four corner elements. | Code Completion | Given a two-dimensional array of integers, return the average of the four corner elements. | CodeCheck | Two-Dimensional Arrays, No Loops |
| 6 | Given a two-dimensional array of integers, return the middle element if both the row and column lenghts are odd, or the average of the two or four middle elements of one or both is even. | Code Completion | Given a two-dimensional array of integers, return the middle element if both the row and column lenghts are odd, or... | CodeCheck | Two-Dimensional Arrays, No Loops |
| 7 | Given a two-dimensional array of integers and a string N, E, S, W, give the middle element along the border in the given compass direction, or the average of the two middle ones if the border length is even. | Code Completion | Given a two-dimensional array of integers and a string N, E, S, W, give the middle element along the border... | CodeCheck | Two-Dimensional Arrays, No Loops |
| 8 | Given a two-dimensional array of integers and a string NW, NW, SW, SE, return the sum of the four elements in the given compass direction. | Code Completion | Given a two-dimensional array of integers and a string NW, NW, SW, SE, return the sum of the four elements... | CodeCheck | Two-Dimensional Arrays, No Loops |
| 9 | Given a two-dimensional array of integers, row/column indexes r, c, and a string N E S W, return the neighbor in that direction, or 0 if it doesn't exist. | Code Completion | Given a two-dimensional array of integers, row/column indexes r, c, and a string N E S W, return the neighbor... | CodeCheck | Two-Dimensional Arrays, No Loops |
| 10 | Given a two-dimensional array of integers and row/column indexes r, c, return the number of neighbors (not counting the element itself). | Code Completion | Given a two-dimensional array of integers and row/column indexes r, c, return the number of neighbors (not counting the element... | CodeCheck | Two-Dimensional Arrays, No Loops |
| 11 | Given a two-dimensional array of integers, return the number of distinct elements. | Code Completion | Given a two-dimensional array of integers, return the number of distinct elements. | CodeCheck | Two-Dimensional Arrays, Complex Loops |
| 12 | Given a two-dimensional array of integers, remove any adjacent duplicate rows by filling the duplicates with zeroes. | Code Completion | Given a two-dimensional array of integers, remove any adjacent duplicate rows by filling the duplicates with zeroes. | CodeCheck | Two-Dimensional Arrays, Complex Loops |
| 13 | Given a two-dimensional array of integers, return the index of the first row that is entirely filled with zeroes. | Code Completion | Given a two-dimensional array of integers, return the index of the first row that is entirely filled with zeroes. | CodeCheck | Two-Dimensional Arrays, Complex Loops |
| 14 | Given a two-dimensional array of integers, return the top left corner of the first subarray of the form <pre>0 0 0 0</pre> | Code Completion |
Given a two-dimensional array of integers, return the top left corner of the first subarray of the form 0 0...
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CodeCheck | Two-Dimensional Arrays, Complex Loops |
| 15 | Given a two-dimensional array of integers, return the position of the largest square subarray filled with zeroes, as a list of length 2. | Code Completion | Given a two-dimensional array of integers, return the position of the largest square subarray filled with zeroes, as a list... | CodeCheck | Two-Dimensional Arrays, Complex Loops |
| 16 | Given a two-dimensional array of integers and row/column positions r, c, return the largest neighbor in the compass directions N E S W. | Code Completion | Given a two-dimensional array of integers and row/column positions r, c, return the largest neighbor in the compass directions N... | CodeCheck | Two-Dimensional Arrays, Looping over Neighbors |
| 17 | Given a two-dimensional array of integers and row/column positions r, c, return the largest neighbor in the compass directions N E S W NE NW SE SW. | Code Completion | Given a two-dimensional array of integers and row/column positions r, c, return the largest neighbor in the compass directions N... | CodeCheck | Two-Dimensional Arrays, Looping over Neighbors |
| 18 | Given a two-dimensional array of integers and row/column positions r, c, return the compass direction of the largest neighbor as a string N E S W NE NW SE SW. | Code Completion | Given a two-dimensional array of integers and row/column positions r, c, return the compass direction of the largest neighbor as... | CodeCheck | Two-Dimensional Arrays, Looping over Neighbors |
| 19 | Given a two-dimensional array of integers, row/column positions r, c, and a value x, fill the given element and its neighbors in the compass directions N E S W NE NW SE SW with x. | Code Completion | Given a two-dimensional array of integers, row/column positions r, c, and a value x, fill the given element and its... | CodeCheck | Two-Dimensional Arrays, Looping over Neighbors |
| 20 | Given a two-dimensional array a of integers and row/column positions r, c, return a 3x3 array whose middle element is a[r][c], and whose neighbors are copied from the original. | Code Completion | Given a two-dimensional array a of integers and row/column positions r, c, return a 3x3 array whose middle element is... | CodeCheck | Two-Dimensional Arrays, Looping over Neighbors |
| 21 | Given a two-dimensional array of integers, compute the sum of all positive elements. | Code Completion | Given a two-dimensional array of integers, compute the sum of all positive elements. | CodeCheck | Two-Dimensional Arrays, Looping Over the Entire Array |
| 22 | Given a two-dimensional array of integers, return the largest element in the array. | Code Completion | Given a two-dimensional array of integers, return the largest element in the array. | CodeCheck | Two-Dimensional Arrays, Looping Over the Entire Array |
| 23 | Given a two-dimensional array of integers, return the position of the smallest element in the array as a list of length 2. | Code Completion | Given a two-dimensional array of integers, return the position of the smallest element in the array as a list of... | CodeCheck | Two-Dimensional Arrays, Looping Over the Entire Array |
| 24 | Given a two-dimensional array of integers and a value x, return the position of the first match as a list of length 2. | Code Completion | Given a two-dimensional array of integers and a value x, return the position of the first match as a list... | CodeCheck | Two-Dimensional Arrays, Looping Over the Entire Array |
| 25 | Given a two-dimensional array of integers, compute the sum of all elements that are not one of the borders. | Code Completion | Given a two-dimensional array of integers, compute the sum of all elements that are not one of the borders. | CodeCheck | Two-Dimensional Arrays, Looping Over the Entire Array |
| 26 | Given a two-dimensional square array of integers, compute the sum of all elements that are not on one of the diagonals. | Code Completion | Given a two-dimensional square array of integers, compute the sum of all elements that are not on one of the... | CodeCheck | Two-Dimensional Arrays, Looping Over the Entire Array |
| 27 | Given a two-dimensional array of integers, replace all negative elements with zero. | Code Completion | Given a two-dimensional array of integers, replace all negative elements with zero. | CodeCheck | Two-Dimensional Arrays, Looping Over the Entire Array |
| 28 | Given a two-dimensional array of integers, reverse all rows. | Code Completion | Given a two-dimensional array of integers, reverse all rows. | CodeCheck | Two-Dimensional Arrays, Looping Over the Entire Array |
| 29 | Given a two-dimensional array of integers, shift each row by one to the right and put a 0 at the leftmost column. | Code Completion | Given a two-dimensional array of integers, shift each row by one to the right and put a 0 at the... | CodeCheck | Two-Dimensional Arrays, Looping Over the Entire Array |
| 30 | Given a two-dimensional array of integers, return a list of the largest element in each row. | Code Completion | Given a two-dimensional array of integers, return a list of the largest element in each row. | CodeCheck | Two-Dimensional Arrays, Looping Over the Entire Array |
| 31 | Given a two-dimensional array of integers, return a list of the number of negative elements in each row. | Code Completion | Given a two-dimensional array of integers, return a list of the number of negative elements in each row. | CodeCheck | Two-Dimensional Arrays, Looping Over the Entire Array |
| 32 | Given a two-dimensional array of integers and a row index, return the largest element in that row. | Code Completion | Given a two-dimensional array of integers and a row index, return the largest element in that row. | CodeCheck | Two-Dimensional Arrays, Loops Along a Row or Column |
| 33 | Given a two-dimensional array of integers and a row index r, reverse the given row. | Code Completion | Given a two-dimensional array of integers and a row index r, reverse the given row. | CodeCheck | Two-Dimensional Arrays, Loops Along a Row or Column |
| 34 | Given a two-dimensional square array of integers, reverse both diagonals. | Code Completion | Given a two-dimensional square array of integers, reverse both diagonals. | CodeCheck | Two-Dimensional Arrays, Loops Along a Row or Column |
| 35 | Given a two-dimensional array of integers and a column index, return the smallest element in that column. | Code Completion | Given a two-dimensional array of integers and a column index, return the smallest element in that column. | CodeCheck | Two-Dimensional Arrays, Loops Along a Row or Column |
| 36 | Given a two-dimensional array of integers, an index, and a string R or C, return the sum of the elements in that row or column. | Code Completion | Given a two-dimensional array of integers, an index, and a string R or C, return the sum of the elements... | CodeCheck | Two-Dimensional Arrays, Loops Along a Row or Column |
| 37 | Given a two-dimensional array of integers, a row index r, and a column index c, return the sum of all elements in the given row and column. | Code Completion | Given a two-dimensional array of integers, a row index r, and a column index c, return the sum of all... | CodeCheck | Two-Dimensional Arrays, Loops Along a Row or Column |
| 38 | Given a two-dimensional array of integers and a string N, E, S, W, return the sum of all elements of the border in the given compass direction. | Code Completion | Given a two-dimensional array of integers and a string N, E, S, W, return the sum of all elements of... | CodeCheck | Two-Dimensional Arrays, Loops Along a Row or Column |
| 39 | Given a two-dimensional array of integers, return the sum of all elements along the north and south border. | Code Completion | Given a two-dimensional array of integers, return the sum of all elements along the north and south border. | CodeCheck | Two-Dimensional Arrays, Loops Along a Row or Column |
| 40 | Given a two-dimensional array of integers, return the sum of all elements along all borders but not the corners. | Code Completion | Given a two-dimensional array of integers, return the sum of all elements along all borders but not the corners. | CodeCheck | Two-Dimensional Arrays, Loops Along a Row or Column |
| 41 | Given a two-dimensional array of integers, return the sum of all elements along all borders including the corners. | Code Completion | Given a two-dimensional array of integers, return the sum of all elements along all borders including the corners. | CodeCheck | Two-Dimensional Arrays, Loops Along a Row or Column |
| 42 | Given a two-dimensional square array of integers, return the sum of the elements along both diagonals. | Code Completion | Given a two-dimensional square array of integers, return the sum of the elements along both diagonals. Make sure not to... | CodeCheck | Two-Dimensional Arrays, Loops Along a Row or Column |
| 43 | Given a two-dimensional array a, return a list whose [i][j] element is the average of the neighbors of a[i][j] in the N, E, S, W direction. | Code Completion | Given a two-dimensional array a, return a list whose [i][j] element is the average of the neighbors of a[i][j] in... | CodeCheck | Two-Dimensional Arrays, Producing 2D Arrays |
| 44 | Repeat with NW NE SW SE. | Code Completion | Repeat with NW NE SW SE. | CodeCheck | Two-Dimensional Arrays, No Loops |
| 45 | On a chessboard, positions are marked with a letter between a and h for the column and a number between 1 and 8 for the row. | Code Completion | On a chessboard, positions are marked with a letter between a and h for the column and a number between... | CodeCheck | Two-Dimensional Arrays, No Loops |
| 46 | Repeat the previous exercise with subarrays that are not necessarily square. | Code Completion | Repeat the previous exercise with subarrays that are not necessarily square. | CodeCheck | Two-Dimensional Arrays, Complex Loops |
| 47 | Given an r x c array of integers, return an (r + 2) x (c + 2) array whose borders are zero and whose interior is the original array. | Code Completion | Given an r x c array of integers, return an (r + 2) x (c + 2) array whose borders... | CodeCheck | Two-Dimensional Arrays, Looping Over the Entire Array |
| 48 | Given an integer n, produce the array <pre>0 1 2 3 . | Code Completion |
Given an integer n, produce the array 0 1 2 3 ... n 1 2 3 4 ... 0 ......
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CodeCheck | Two-Dimensional Arrays, Producing 2D Arrays |
| 49 | Repeat the preceding exercise where the array dimensions need not match, filling positions that exist in neither array with 0. | Code Completion | Repeat the preceding exercise where the array dimensions need not match, filling positions that exist in neither array with 0. | CodeCheck | Two-Dimensional Arrays, Producing 2D Arrays |
| 50 | Repeat where the row lengths don't have to match. | Code Completion | Repeat where the row lengths don't have to match. Fill the shorter array with zeroes. | CodeCheck | Two-Dimensional Arrays, Producing 2D Arrays |
| 51 | (Two-dim arrays) Matrix multiply - CSEdPad | This program demonstrates the multiplication of two matrices using a two-dimensional array | AnnEx | 2d arrays | |
| 52 | Updating Two-Dimensional Array (Case 1) | Construct a program that initializes a 3x4 two-dimensional matrix that has the numbers 1 through 12 for entries, sets the... | PCEX | ||
| 53 | Updating Two-Dimensional Array (Case 2) | Construct a program that initializes a 3x3 two-dimensional matrix that has the numbers 1 through 9 for entries, sets the... | PCEX | ||
| 54 | Updating Two-Dimensional Array (Case 3) | Construct a program that initializes a 2x4 two-dimensional matrix that has multiples of 10 from 10 to 80 for entries,... | PCEX | ||
| 55 | Updating Two-Dimensional Array (Case 1) | Construct a program that initializes a 3x4 two-dimensional matrix that has the numbers 1 through 12 for entries, sets the... | PCEX | ||
| 56 | Updating Two-Dimensional Array (Case 2) | Construct a program that initializes a 3x3 two-dimensional matrix that has the numbers 1 through 9 for entries, sets the... | PCEX | ||
| 57 | Updating Two-Dimensional Array (Case 3) | Construct a program that initializes a 2x4 two-dimensional matrix that has multiples of 10 from 10 to 80 for entries,... | PCEX | ||
| 58 | csedpad.14.TwoDimensionalArrays.no_topic_1 | This program generates a tictac toe board by using a two dimensional array. | PCEX | ||
| 59 | csedpad.14.TwoDimensionalArrays.no_topic | PCEX Set of activities for csedpad.14.TwoDimensionalArrays.no_topic | PCEX | ||
| 60 | csedpad.14.TwoDimensionalArrays.no_topic | This program calculates the average performance of 2 students by combining their performance in quiz, homework and discussion. | PCEX | ||
| 61 | csedpad.14.TwoDimensionalArrays.no_topic_1 | PCEX Set of activities for csedpad.14.TwoDimensionalArrays.no_topic_1 | PCEX | ||
| 62 | csedpad.14.TwoDimensionalArrays.no_topic_1 | This program stores the ratings for 4 different movies and finds the average rating for the third movie. | PCEX | ||
| 63 | csedpad.14.TwoDimensionalArrays.no_topic_1 | this program calculates the total cost of different items by multiplying unit cost of an item with count of items | PCEX | ||
| 64 | csedpad.14.TwoDimensionalArrays.twodimensionalarrays | PCEX Set of activities for csedpad.14.TwoDimensionalArrays.twodimensionalarrays | PCEX | ||
| 65 | csedpad.14.TwoDimensionalArrays.twodimensionalarrays | Generate a 5 x 5 Bingo board and initialize it with random numbers from 1 to 75. The board will... | PCEX | ||
| 66 | Two-dimensional List 1 | Python PredictingFinalResult for demonstrating Two-dimensional List 1 | QuizPET | 2d list, list | |
| 67 | Two-dimensional List 2 | Python PredictingFinalResult for demonstrating Two-dimensional List 2 | QuizPET | 2d list, algorithm analysis, list | |
| 68 | Two-dimensional List 3 | Python PredictingFinalResult for demonstrating Two-dimensional List 3 | QuizPET | 2d list, list | |
| 69 | Two-dimensional List 4 | Python PredictingFinalResult for demonstrating Two-dimensional List 4 | QuizPET | 2d list, algorithm analysis, classes, data structures, list, stacks | |
| 70 | Two-dimensional List | Construct a program that prints out [[0, 1, 2], [3, 4, 5], [6, 7, 99]] | jsParsons | 2d list, classes, data structures, list, stacks | |
| 71 | Updating Two-Dimensional List (Case 1) | Construct a program that initializes a 3x4 two-dimensional matrix that has the numbers 1 through 12 for entries, updates the... | PCEX | ||
| 72 | Updating Two-Dimensional List (Case 2) | Construct a program that initializes a 3x3 two-dimensional matrix that has the numbers 1 through 9 for entries, updates the... | PCEX | ||
| 73 | Updating Two-Dimensional List (Case 3) | Construct a program that initializes a 2x4 two-dimensional matrix that has multiples of 10 from 10 to 80 for entries,... | PCEX | ||
| 74 | Turing Machine Extensions Frameset | Presentation | Slideshow presenting various potential extensions to Turing machines, such as two-dimensional tapes, multiple heads, and non-determinism. Includes proofs that these... | OpenDSA | Turing Machine |
| 75 | Point Class Hierarchy (Case 1) | Suppose we have a class Point and we want to extend it to produce class Point3D. The class Point has... | PCEX | ||
| 76 | Point Class Hierarchy (Case 2) | Suppose we have a class Point and we want to extend it to produce class Point3D. The class Point has... | PCEX | ||
| 77 | Point Class Hierarchy (Case 1) | Suppose we have a class Point and we want to extend it to produce class Point3D. The class Point has... | PCEX | ||
| 78 | Point Class Hierarchy (Case 2) | Suppose we have a class Point and we want to extend it to produce class Point3D. The class Point has... | PCEX | ||
| 79 | two simple functions | Python PredictingFinalResult for demonstrating two simple functions | QuizPET | algorithm analysis, functions | |
| 80 | two car objects | Python PredictingFinalResult for demonstrating two car objects | QuizPET | classes, data structures, objects, stacks | |
| 81 | Two-level linear index Slideshow | Algorithm Analysis Presentation | Slideshow showing a two-level linear index for variable length records stored on disk. | OpenDSA | Linear Indexing |
| 82 | combine two lists | Python PredictingFinalResult for demonstrating combine two lists | QuizPET | list | |
| 83 | Given two integers x and y, print their sum, but if it is more than 100 or less than 0, print "out of range". | Code Completion | Given two integers x and y, print their sum, but if it is more than 100 or less than 0,... | CodeCheck | Branches, Branches Without Functions |
| 84 | Given two lists of integers a and b of the same length, count the number of positions where the lists have the same elements. | Code Completion | Given two lists of integers a and b of the same length, count the number of positions where the lists... | CodeCheck | Lists - Simple Exercises, Counting Elements |
| 85 | Given two lists of integers a and b of the same length, count the number of positions where the list elements differ by at least 2. | Code Completion | Given two lists of integers a and b of the same length, count the number of positions where the list... | CodeCheck | Lists - Simple Exercises, Counting Elements |
| 86 | Given two lists a and b, remove all elements of b from a. | Code Completion | Given two lists a and b, remove all elements of b from a. | CodeCheck | Lists - Simple Exercises, Double Loops |
| 87 | Given two lists a and b, return a list that contains all elements occurring in a but not in b. | Code Completion | Given two lists a and b, return a list that contains all elements occurring in a but not in b. | CodeCheck | Lists - Simple Exercises, Double Loops |
| 88 | Given two lists of integers of the same length, return the first position where their elements are the same. | Code Completion | Given two lists of integers of the same length, return the first position where their elements are the same. | CodeCheck | Lists - Simple Exercises, Finding Elements |
| 89 | Given two lists of integers of the same length, return the first position where their elements differ. | Code Completion | Given two lists of integers of the same length, return the first position where their elements differ. | CodeCheck | Lists - Simple Exercises, Finding Elements |
| 90 | Given two numbers, return true if they both have the same sign. | Code Completion | Given two numbers, return true if they both have the same sign. | CodeCheck | Branches, Branches with Functions |
| 91 | Given two numbers, return their distance if it less than 10, or 10 otherwise. | Code Completion | Given two numbers, return their distance if it less than 10, or 10 otherwise. | CodeCheck | Branches, Branches with Functions |
| 92 | Given two strings s and t, return the first position where their characters differ, or -1 if they are identical. | Code Completion | Given two strings s and t, return the first position where their characters differ, or -1 if they are identical. | CodeCheck | Strings, Comparing Strings |
| 93 | Given two strings s and t, return the first position where their characters are the same, or -1 if there is no such position. | Code Completion | Given two strings s and t, return the first position where their characters are the same, or -1 if there... | CodeCheck | Strings, Comparing Strings |
| 94 | q_py_add_two_lists1_es | Python PredictingFinalResult for demonstrating q_py_add_two_lists1_es | QuizPET | ||
| 95 | format with two arguments | Python PredictingFinalResult for demonstrating format with two arguments | QuizPET | string formatting, strings | |
| 96 | Printing Common Elements in Two Arrays | Construct a program that has a method that receives two arrays and prints the values in the 2nd array that... | PCEX | ||
| 97 | Printing Common Elements in Two Arrays | Construct a program that has a method that receives two arrays and prints the values in the 2nd array that... | PCEX | ||
| 98 | for_loops.j_for_two | PCEX Set of activities for for_loops.j_for_two | PCEX | ||
| 99 | for_loops.j_for_two | PCEX Set of activities for for_loops.j_for_two | PCEX | ||
| 100 | py_concat_char_two_str | PCEX Set of activities for py_concat_char_two_str | PCEX | ||
| 101 | Concatenating Characters of Two Strings (Case 1) | Construct a program that has a function that receives two strings and returns a string formed from the given strings... | PCEX | ||
| 102 | Concatenating Characters of Two Strings (Case 2) | Construct a program that has a function that receives two strings and returns a string formed from the given strings... | PCEX | ||
| 103 | py_concat_char_two_str_llm | PCEX Set of activities for py_concat_char_two_str_llm | PCEX | ||
| 104 | Concatenating Characters of Two Strings (Case 1) | Construct a program that has a function that receives two strings and returns a string formed from the given strings... | PCEX | ||
| 105 | Concatenating Characters of Two Strings (Case 2). | Construct a program that has a function that receives two strings and returns a string formed from the given strings... | PCEX | ||
| 106 | py_concat_char_two_str_llm_es | PCEX Set of activities for py_concat_char_two_str_llm_es | PCEX | ||
| 107 | py_range_two | PCEX Set of activities for py_range_two | PCEX | ||
| 108 | Printing Common Elements in Two Lists | Construct a program that has a function that receives two lists and prints the values in the 2nd list that... | PCEX | ||
| 109 | Printing Common Elements in Two Lists | Construct a program that has a function that receives two lists and prints the values in the 2nd list that... | PCEX | ||
| 110 | Sum of all two-digit even numbers | This example includes a method calculateSumOfEvenNumbers within a class named EvenNumberSumCalculator. The method iterates through all two-digit numbers, checks if... | PCEX | ||
| 111 | Given a string and two characters x and y (as strings of length 1), interchange all occurrences of x and y. | Code Completion | Given a string and two characters x and y (as strings of length 1), interchange all occurrences of x and... | CodeCheck | Strings, Other String Operations |
| 112 | PR Quadtree Two Points Visualization | Algorithm Visualization | Algorithm Visualization for the PR Quadtree with up to two points per node. | OpenDSA | PR Quadtree |
| 113 | Recursive Code Tracing Exercise: Two Recursive Calls | Tracing Exercise | Recursive Code Tracing Exercise collection focusing on functions with two recursive calls. | OpenDSA | Recursion |
| 114 | Comparing the List of Words from Two Files | Construct a program that reads two text files and creates a list of the words that each of these files... | PCEX | ||
| 115 | Comparing the List of Words from Two Files | Construct a program that reads two text files and creates a list of the words that each of these files... | PCEX | ||
| 116 | Checks whether the sum of two integers are equal as the third integer | Construct a function which determines whether one of the paraters is the sum of the two other parameters. | jsParsons | ||
| 117 | Checks whether the sum of two integers are equal as the third integer | Construct a program which determines whether the value of one of variables x, y, and z is the sum of... | jsParsons | ||
| 118 | Given a list of integers and two values a and b, count how many elements are at least a and at most b. | Code Completion | Given a list of integers and two values a and b, count how many elements are at least a and... | CodeCheck | Lists - Simple Exercises, Counting Elements |
| 119 | Write a function that checks whether two points with coordinates x1, y1 and x2, y2 are in the same quadrant. | Code Completion | Write a function that checks whether two points with coordinates x1, y1 and x2, y2 are in the same quadrant. | CodeCheck | Branches, Branches with Functions |
| 120 | Given a list of integers and two values a and b, return the sum of all elements that are at least a and at most b. | Code Completion | Given a list of integers and two values a and b, return the sum of all elements that are at... | CodeCheck | Lists - Simple Exercises, Sums, Averages, Products |
| 121 | Programmed Instruction: Induction Proof For Two Coloring | Programmed Instruction | Programmed Instruction Frameset examples of induction proof for two-coloring the 2D plane. | OpenDSA | Proof by Induction |
| 122 | Rotating the Array Values to the Left by Two Position | Construct a program that has a method that receives an array of values and returns the array rotated to the... | PCEX | ||
| 123 | Rotating the List Values to the Right by Two Position | Construct a program that has a function that receives a list of values and returns the list rotated to the... | PCEX | ||
| 124 | Rotating the Array Values to the Left by Two Position | Construct a program that has a method that receives an array of values and returns the array rotated to the... | PCEX | ||
| 125 | Rotating the List Values to the Right by Two Position | Construct a program that has a function that receives a list of values and returns the list rotated to the... | PCEX | ||
| 126 | Rotating the List Values to the Left by Two Position | Construct a program that has a function that receives a list of values and returns the list rotated to the... | PCEX | ||
| 127 | Rotating the List Values to the Right by Two Position | Construct a program that has a function that receives a list of values and returns the list rotated to the... | PCEX | ||
| 128 | Rotating the List Values to the Left by Two Position | Construct a program that has a function that receives a list of values and returns the list rotated to the... | PCEX | ||
| 129 | Rotating the List Values to the Right by Two Position. | Construct a program that has a function that receives a list of values and returns the list rotated to the... | PCEX | ||
| 130 | Given a list of integers, swap the first two and the last two elements. | Code Completion | Given a list of integers, swap the first two and the last two elements. | CodeCheck | Lists - Simple Exercises, No loops |
| 131 | Given a list of integers of length ≥ 4, return the average of the first two and last two elements. | Code Completion | Given a list of integers of length ≥ 4, return the average of the first two and last two elements. | CodeCheck | Lists - Simple Exercises, No loops |
| 132 | Given a list of elements, find the shortest distance between two consecutive elements. | Code Completion | Given a list of elements, find the shortest distance between two consecutive elements. | CodeCheck | Lists - Simple Exercises, Maximum and Minimum |
| 133 | Given a string, return the string with the middle two characters removed if it has even length, and the middle character removed if it has odd length. | Code Completion | Given a string, return the string with the middle two characters removed if it has even length, and the middle... | CodeCheck | Strings, No Loops |
| 134 | Given a string, return the string with the middle two characters swapped if it has even length, and the middle three characters swapped if it has odd length. | Code Completion | Given a string, return the string with the middle two characters swapped if it has even length, and the middle... | CodeCheck | Strings, No Loops |
| 135 | Given a string in which words are separated by spaces, and two words a and b, interchange all occurrences of a and b. | Code Completion | Given a string in which words are separated by spaces, and two words a and b, interchange all occurrences of... | CodeCheck | Strings, Words |
| 136 | Given a list of integers, find the largest sum of two different elements in the list. | Code Completion | Given a list of integers, find the largest sum of two different elements in the list. | CodeCheck | Lists - Simple Exercises, Sums, Averages, Products |
| 137 | Given a list of integers of length ≥ 3, return the average of the first, last, and middle element (or the two middle elements if the length is even). | Code Completion | Given a list of integers of length ≥ 3, return the average of the first, last, and middle element (or... | CodeCheck | Lists - Simple Exercises, No loops |
| 138 | Given three numbers x, y, z, determine if one of them is the sum of the two others, and then print out the equation. | Code Completion | Given three numbers x, y, z, determine if one of them is the sum of the two others, and then... | CodeCheck | Branches, Branches Without Functions |
| 139 | Given three numbers x, y, z, print out how whether they are all distinct, two are the same, or all three are the same. | Code Completion | Given three numbers x, y, z, print out how whether they are all distinct, two are the same, or all... | CodeCheck | Branches, Branches Without Functions |
| 140 | Given four numbers a, b, c, d, return true if exactly two of them are the same. | Code Completion | Given four numbers a, b, c, d, return true if exactly two of them are the same. | CodeCheck | Branches, Branches with Functions |
| 141 | Given a list of integers, return a list of length 2 containing the first and last element, in sorted order. | Code Completion | Given a list of integers, return a list of length 2 containing the first and last element, in sorted order. | CodeCheck | Lists - Simple Exercises, Two Answers |
| 142 | Given a list of integers, return a list of length 2 containing the minimum and the maximum. | Code Completion | Given a list of integers, return a list of length 2 containing the minimum and the maximum. | CodeCheck | Lists - Simple Exercises, Two Answers |
| 143 | Given a list of integers, return a list of length 2, with the number of positive and the number of negative elements in the list. | Code Completion | Given a list of integers, return a list of length 2, with the number of positive and the number of... | CodeCheck | Lists - Simple Exercises, Two Answers |
| 144 | Given a list of integers, return a list of length 2, each being a list. | Code Completion | Given a list of integers, return a list of length 2, each being a list. The first one holds the... | CodeCheck | Lists - Simple Exercises, Two Answers |
| 145 | Given a list of integers, return a list of length 2, each being a list. | Code Completion | Given a list of integers, return a list of length 2, each being a list. The first one holds the... | CodeCheck | Lists - Simple Exercises, Two Answers |
| 146 | csedpad.04.StringClass.no_topic_1 | Given two names of two places, the program checks if they are equal in length. | PCEX | ||
| 147 | Person and Employee Inheritance | Construct two classes: one represents a Person and another one represents an Employee that should be defined as Person's child... | PCEX | ||
| 148 | Person and Employee Inheritance Information | Construct two classes: one represents a Person and another one represents an Employee that should be defined as Person's child... | PCEX | ||
| 149 | (Exception Handling) Arithmetic - CSEdPad | Given two numbers, this program checks what happens when a number is divided by zero. | AnnEx | exception handling | |
| 150 | csedpad.06.If.if | Given height of two players, this program finds if one player is taller than other or not. | PCEX | ||
| 151 | csedpad.17.ClassesObjects.ClassExample1.classesandobjects | This program creates two objects of BagDetail which will get the total number of balls from the bags. | PCEX | ||
| 152 | (LogicalOperators) Compare numbers - CSEdPad | This program check whether two numbers are equal or not | AnnEx | logical operators | |
| 153 | Pythagorean Theorem (Case 1) | Construct a program that accepts two input values from the user, one for each side of a right-angle triangle. The... | PCEX | ||
| 154 | Pythagorean Theorem (Case 2) | Suppose that the user provides two input values for a right-angle triangle. The first input is for the length of... | PCEX | ||
| 155 | Pythagorean Theorem (Case 1) | Construct a program that accepts two input values from the user, one for each side of a right-angle triangle. The... | PCEX | ||
| 156 | Pythagorean Theorem (Case 2) | Suppose that the user provides two input values for a right-angle triangle. The first input is for the length of... | PCEX | ||
| 157 | Pythagorean Theorem (Case 1) | Construct a program that accepts two input values from the user, one for each side of a right-angle triangle. The... | PCEX | ||
| 158 | Pythagorean Theorem (Case 2) | Suppose that the user provides two input values for a right-angle triangle. The first input is for the length of... | PCEX | ||
| 159 | Determining whether the result of multiplication is forbidden | Construct a program that multiplies the two integers that the user enters. However, multiplication results that are less than 0... | PCEX | ||
| 160 | Practicing manipulating variables and checking types | Construct a program that calculate two variables' modulus and check the type of the modulus | jsParsons | data types | |
| 161 | Construct a program that creates a Stack Structure | Construct a program that creates two functions in a Stack Structure. The first one is "push" function and the second... | jsParsons | classes, data structures, stack, stacks | |
| 162 | Try adding | Construct a function that adds two numbers together and handles non-numeric input. | jsParsons | exception handling, exceptions | |
| 163 | Merging Slideshow | Algorithm Visualization | Slideshow showing the details of merging two sorted runs in Mergesort. | OpenDSA | Mergesort |
| 164 | Printing the Total Number of Times Elements of One Array Appear in Another Array | Construct a program that has a method that receives two arrays and prints the total number of times the elements... | PCEX | ||
| 165 | Creating an array that Contains the Numbers of Times Each Element of One Array Appears in Another Array | Construct a program that has a function that receives two arrays and creates an array that contains the number of... | PCEX | ||
| 166 | Printing the Total Number of Times Elements of One Array Appear in Another Array | Construct a program that has a method that receives two arrays and prints the total number of times the elements... | PCEX | ||
| 167 | Creating an array that Contains the Numbers of Times Each Element of One Array Appears in Another Array | Construct a program that has a function that receives two arrays and creates an array that contains the number of... | PCEX | ||
| 168 | csedpad.07.IfElse.no_topic_1 | This program assigns a jersey to one of two teams, teamE if jersey number is even else to teamO | PCEX | ||
| 169 | Bills statistics | Write a program that combines the content of two files and saves it to a third file. The first file... | PCEX | ||
| 170 | Use of Plain Old Java Object | Creates a Java class named Student that represents a student with two properties: name and age. This class demonstrates basic... | PCEX | ||
| 171 | Plain Old Java Object | Class named Book that represents a book with two properties: title (a String) and numberOfPages (an int). | PCEX | ||
| 172 | Printing the Total Number of Times Elements of One List Appear in Another List | Construct a program that has a function that receives two lists and prints the total number of times the elements... | PCEX | ||
| 173 | Creating a List that Contains the Numbers of Times Each Element of One List Appears in Another List | Construct a program that has a function that receives two lists and creates a list that contains the number of... | PCEX | ||
| 174 | Printing the Total Number of Times Elements of One List Appear in Another List | Construct a program that has a function that receives two lists and prints the total number of times the elements... | PCEX | ||
| 175 | Creating a List that Contains the Numbers of Times Each Element of One List Appears in Another List. | Construct a program that has a function that receives two lists and creates a list that contains the number of... | PCEX | ||
| 176 | String With Escape Characters (Case 2) | Construct a program that prints the following output:\n""Two Double Quotes""\n Slashes \//\nHow '"confounding' "\" it is! | PCEX | ||
| 177 | String With Escape Characters (Case 2) | Construct a program that prints the following output:\n""Two Double Quotes""\n Slashes \//\nHow '"confounding' "\" it is! | PCEX | ||
| 178 | (Methods) Adding numbers - CSEdPad | The program will create a method that will add two given exam numbers of a student. The program will declare... | AnnEx | methods | |
| 179 | Calculate Function | Define a function that returns the second value multiplied by two and added by the first value. The program should... | jsParsons | functions | |
| 180 | Greatest Common Factor | Construct a program that recursively finds and returns the great common factor between of two integers. | PCEX | ||
| 181 | Greatest Common Factor | Construct a program that recursively finds and returns the great common factor between of two integers. This is a simple... | PCEX | ||
| 182 | Calculating power | Construct a function which calculates the power of a number. The function takes two integers as parameters (the base number... | jsParsons | ||
| 183 | Mergsort Implementation Slideshow: Final Pass | Algorithm Visualization | Slideshow showing the details of implementing Mergesort using an array. This is the first of a two-part series, showing the... | OpenDSA | Mergesort |
| 184 | Mergsort Implementation Slideshow: Optimized Final Pass | Algorithm Visualization | Slideshow showing the details of implementing Mergesort using an array. This is the second of a two-part series, showing an... | OpenDSA | Mergesort |
| 185 | csedpad.05.LogicalOperators.no_topic_1 | Given the age of 3 individuals, this program compares their ages in order to check whether any two individuals are... | PCEX | ||
| 186 | My books | The book is described by identifier, title, authors, publisher, unit price and year of publication. There cannot be two books... | PCEX | ||
| 187 | Challenge: growing a dog | Using static methods to create a dog of a specified size. Passing reference variables as parameters to method calls. Given... | PCEX | ||
| 188 | Repeating Characters of a String (Case 1) | Construct a program that has a function that receives a string and creates a new string that has each character... | PCEX | ||
| 189 | Repeating Characters of a String (Case 2) | Construct a program that has a function that receives a string and creates a new string that has every other... | PCEX | ||
| 190 | Creating a Dictionary of Student-Scores Pairs (Case 1) | Assume we have a list of students and a list of their corresponding test scores. Construct a program that has... | PCEX | ||
| 191 | Creating a Dictionary of Student-Scores Pairs (Case 2) | Assume we have a list of students and a list of their corresponding test scores. Construct a program that has... | PCEX | ||
| 192 | Calculating the Winning Percentage of a Sports Team (Case 2) | Construct a program that receives from the user the number of games in a tournament and the number of the... | PCEX | ||
| 193 | Calculating the Winning Percentage of a Sports Team (Case 3) | Construct a program that receives from the user the number of games that a sports team won and tied in... | PCEX | ||
| 194 | Calculating the Winning Percentage of a Sports Team (Case 2) | Construct a program that receives from the user the number of games in a tournament and the number of the... | PCEX | ||
| 195 | Calculating the Winning Percentage of a Sports Team (Case 3) | Construct a program that receives from the user the number of games that a sports team won and tied in... | PCEX | ||
| 196 | Calculating the Winning Percentage of a Sports Team (Case 2) | Construct a program that receives from the user the number of games in a tournament and the number of the... | PCEX | ||
| 197 | Calculating the Winning Percentage of a Sports Team (Case 3) | Construct a program that receives from the user the number of games that a sports team won and tied in... | PCEX | ||
| 198 | On a chessboard, positions are marked with a letter between a and h for the column and a number between 1 and 8 for the row. | Code Completion | On a chessboard, positions are marked with a letter between a and h for the column and a number between... | CodeCheck | Branches, Branches with Functions |
| 199 | Given numbers x, y, and target, return whichever of x and y is closer to the target. | Code Completion | Given numbers x, y, and target, return whichever of x and y is closer to the target. If they have... | CodeCheck | Branches, Branches with Functions |
| 200 | Linear Indexing Proficiency Exercise | Tracing Exercise | Interactive proficiency exercise for linear indexing. User clicks on array elements to indicate how the search process progresses from through... | OpenDSA | Linear Indexing |
| 201 | Regular Expressions Equivalent to NFA: Part 3: Concatenate | Programmed Instruction | Programmed Instruction Frameset presenting Part 3 of 4 parts of a proof of equivalence of Regular Expressions and NFAs. Concatenating... | OpenDSA | Regular Expression, Non-Deterministic Finite Automata |
| 202 | Regular Expressions Equivalent to NFA: Part 2: Or | Programmed Instruction | Programmed Instruction Frameset presenting Part 2 of 4 parts of a proof of equivalence of Regular Expressions and NFAs. Or'ing... | OpenDSA | Regular Expression, Non-Deterministic Finite Automata |
| 203 | Animal Class Hierarchy (Case 1) | Suppose we have a class Animal and we want to extend it to produce class Dog. An animal has a... | PCEX | ||
| 204 | Animal Class Hierarchy (Case 2) | Suppose we have a class Animal and we want to extend it to produce class Dog. An animal has a... | PCEX | ||
| 205 | Animal Class Hierarchy (Case 1) | Suppose we have a class Animal and we want to extend it to produce class Dog. An animal has a... | PCEX | ||
| 206 | Animal Class Hierarchy (Case 2) | Suppose we have a class Animal and we want to extend it to produce class Dog. An animal has a... | PCEX | ||
| 207 | The Class for Representing a TV (Case 1) | Construct a class that represents a TV. The class should contain data that represents the TV's state (power on or... | PCEX | ||
| 208 | The Class for Representing a TV (Case 2) | Construct a class that represents a TV. The class should contain data that represents the TV's state (power on or... | PCEX | ||
| 209 | The Class for Representing a TV (Case 1) | Construct a class that represents a TV. The class should contain data that represents the TV's state (power on or... | PCEX | ||
| 210 | The Class for Representing a TV (Case 2) | Construct a class that represents a TV. The class should contain data that represents the TV's state (power on or... | PCEX |