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# Exercise Title Features Description Platform Keywords
1 Using Posets for a Lower Bounds Proof Presentation Slideshow showing the use of posets in a proof of the lower bound for search in an unsorted list. OpenDSA Poset, Search in Unsorted Lists
2 Postorder Traversal Exercise Tracing Exercise Practice exercise for postorder traversal. User clicks on nodes to indicate the proper order of the traversal process. OpenDSA Postorder Traversal
3 Postorder Traversal Shown in Detail Algorithm Visualization, Code Tracing Presentation Slideshow presenting a detailed visualization of postorder traversal of a binary tree and how the recursion works. OpenDSA Postorder Traversal
4 Postfix Python PredictingFinalResult for demonstrating Postfix QuizPET queues, stack, stacks
5 Postfix 2 Python PredictingFinalResult for demonstrating Postfix 2 QuizPET queues, stack, stacks
6 Post Decrement Java PredictingFinalResult for demonstrating Post Decrement QuizJET arithmetic operations, arithmetic operators
7 Post Increment Java PredictingFinalResult for demonstrating Post Increment QuizJET arithmetic operations, arithmetic operators, operators, variables
8 (If) Positive - CSEdPad Given a number, this program reports if the number is a positive number AnnEx if statement
9 ISD:: Post Request Example.java Java BehaviorExample for demonstrating ISD:: Post Request Example.java AnnEx
10 General Tree Postorder Traversal Slideshow Algorithm Visualization Slideshow showing postorder traveral of a general tree, and demonstrates the general tree ADT. OpenDSA General Tree
11 Array-Based Queue Positions Slideshow Algorithm Visualization Slideshow presenting an initial design for storing a queue in an array. OpenDSA Array-Based Queue
12 List ADT Positions Slideshow Presentation Slideshow discussing the concept of current position in a list and its implications for insertion. OpenDSA List
13 c_datoteke_brojanje_rijeci_s_velikim_pocetnim_slovom Napisati program koji određuje broj riječi koje počinju velikim slovom u tekstualnoj datoteci. Ime datoteke se unosi sa tastature. Riječ... PCEX
14 c_brojanje_rijeci_s_velikim_pocetnim_slovom Napisati program u kojem se omogućava unos nekog stringa, a zatim se ispisuje broj njegovih riječi koje počinju velikim slovom.... PCEX
15 Encontrar el Mayor Divisor de un Numero Positivo Construir un programa que encuentre el mayor divisor de un número positivo, excluyendo el número mismo. Por ejemplo, el mayor... PCEX loops, while loop
16 Finding the Smallest Divisor of a Positive Number Construct a program that finds the smallest divisor (other than 1) of a positive number. For example, the smallest divisor... PCEX while loop
17 Finding the Largest Divisor of a Positive Number Construct a program that finds the largest divisor of a positive number, excluding the number itself. For example, the largest... PCEX while loop
18 Finding Smallest/Largest Divisor of a Positive Number Construct a program that finds the smallest divisor (other than 1) of a positive number. For example, the smallest divisor... PCEX conditionals, while loop
19 Finding Smallest/Largest Divisor of a Positive Number Construct a program that finds the smallest divisor (other than 1) of a positive number. For example, the smallest divisor... PCEX algorithm analysis, loops, while loop
20 Finding the Largest Divisor of a Positive Number Construct a program that finds the largest divisor of a positive number, excluding the number itself. For example, the largest... PCEX loops, while loop
21 Finding Smallest/Largest Divisor of a Positive Number Construct a program that finds the largest divisor of a positive number, excluding the number itself. For example, the largest... PCEX while loop
22 Rotating the Array Values to the Left by One Position Construct a program that has a method that receives an array of values and returns the array rotated to the... PCEX arrays
23 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 arrays
24 Rotating the Array Values to the Right by One Position Construct a program that has a method that receives an array of values and returns the array rotated to the... PCEX arrays
25 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 arrays
26 Encontrar el Divisor Mas Pequeno de un Numero Positivo Construir un programa que encuentre el divisor más pequeño (distinto de 1) de un número positivo. Por ejemplo, el divisor... PCEX loops, while loop
27 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
28 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 Without Functions
29 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
30 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
31 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
32 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
33 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
34 Regular Expression Exercise: Strings Containing bba in an Even Position RegEx Writing Exercise User writes an regular expression for the langugae of strings containing bba in an even position. OpenDSA Regular Expression
35 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 arrays
36 Rotating the Array Values to the Right by One Position Construct a program that has a method that receives an array of values and returns the array rotated to the... PCEX arrays
37 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 arrays
38 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
39 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
40 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
41 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
42 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
43 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 Without Functions
44 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
45 Given a list of integers, return the position of the first element that occurs more than once, or -1 if all elements occur exactly once. Code Completion Given a list of integers, return the position of the first element that occurs more than once, or -1 if... CodeCheck Lists - Simple Exercises, Counting Elements
46 Given a list of integers, return the position of the longest subsequence of consecutive integers a, a + 1, a + 2, . Code Completion Given a list of integers, return the position of the longest subsequence of consecutive integers a, a + 1, a... CodeCheck Lists - Simple Exercises, Double Loops
47 Given a list of integers, return the position of the first occurrence of the largest element. Code Completion Given a list of integers, return the position of the first occurrence of the largest element. CodeCheck Lists - Simple Exercises, Maximum and Minimum
48 Given a list of integers, return the position of the last occurrence of the largest element. Code Completion Given a list of integers, return the position of the last occurrence of the largest element. CodeCheck Lists - Simple Exercises, Maximum and Minimum
49 Given an array of integers, return the position of the first occurrence of the largest element. Code Completion Given an array of integers, return the position of the first occurrence of the largest element. CodeCheck Arrays - Simple Exercises, Maximum and Minimum
50 Given an array of integers, return the position of the last occurrence of the largest element. Code Completion Given an array of integers, return the position of the last occurrence of the largest element. CodeCheck Arrays - Simple Exercises, Maximum and Minimum
51 Given an array of integers, return the position of the longest subsequence of consecutive integers a, a + 1, a + 2, . Code Completion Given an array of integers, return the position of the longest subsequence of consecutive integers a, a + 1, a... CodeCheck Arrays - Simple Exercises, Double Loops
52 Given an array of integers, return the position of the first element that occurs more than once, or -1 if all elements occur exactly once. Code Completion Given an array of integers, return the position of the first element that occurs more than once, or -1 if... CodeCheck Arrays - Simple Exercises, Counting Elements
53 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
54 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
55 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
56 Given a list of integers and a value, return the position of the last occurrence of the value in the list, or -1 if the value does not exist. Code Completion Given a list of integers and a value, return the position of the last occurrence of the value in the... CodeCheck Lists - Simple Exercises, Finding Elements
57 Given a list of integers and a value, return the difference between the last and first position of the value in the list, or -1 if the value does not exist. Code Completion Given a list of integers and a value, return the difference between the last and first position of the value... CodeCheck Lists - Simple Exercises, Finding Elements
58 Given a list of integers and a value, return a list of all positions of the value in the list. Code Completion Given a list of integers and a value, return a list of all positions of the value in the list. CodeCheck Lists - Simple Exercises, Finding Elements
59 Given a list of integers and a value, return the position of the element that is closest to the value. Code Completion Given a list of integers and a value, return the position of the element that is closest to the value.... CodeCheck Lists - Simple Exercises, Finding Elements
60 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
61 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
62 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
63 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
64 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
65 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
66 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
67 Given a list of integers, return the difference of the positions of the first and the last occurrence of the largest element. Code Completion Given a list of integers, return the difference of the positions of the first and the last occurrence of the... CodeCheck Lists - Simple Exercises, Maximum and Minimum
68 Given a list of integers, move all negative numbers to the front and all positive numbers to the back, keeping their relative order. Code Completion Given a list of integers, move all negative numbers to the front and all positive numbers to the back, keeping... CodeCheck Lists - Simple Exercises, Moving or Removing Elements
69 Given a string, return a string composed first of all characters at even positions and then of all characters at odd positions. Code Completion Given a string, return a string composed first of all characters at even positions and then of all characters at... CodeCheck Strings, Other String Operations
70 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
71 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
72 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
73 Given strings s and t, return a list of all positions in which t occurs in s. Code Completion Given strings s and t, return a list of all positions in which t occurs in s. CodeCheck Strings, Finding Substrings
74 Given a list of integers, return the sum of all positive elements. Code Completion Given a list of integers, return the sum of all positive elements. CodeCheck Lists - Simple Exercises, Sums, Averages, Products
75 Given a list of integers, return the average of all positive elements. Code Completion Given a list of integers, return the average of all positive elements. CodeCheck Lists - Simple Exercises, Sums, Averages, Products
76 Given a two-dimensional array of integers and a value x, return the position of the first match as an array of length 2. Code Completion Given a two-dimensional array of integers and a value x, return the position of the first match as an array... CodeCheck Two-Dimensional Arrays, Looping Over the Entire Array
77 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
78 Given a two-dimensional array of integers, return the position of the smallest element in the array as an array of length 2. Code Completion Given a two-dimensional array of integers, return the position of the smallest element in the array as an array of... CodeCheck Two-Dimensional Arrays, Looping Over the Entire Array
79 Given a two-dimensional array of integers and a value x, return the positions of all matching elements, as an array 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 an array... CodeCheck Two-Dimensional Arrays, Looping Over the Entire Array
80 Given an array of integers, return the difference of the positions of the first and the last occurrence of the largest element. Code Completion Given an array of integers, return the difference of the positions of the first and the last occurrence of the... CodeCheck Arrays - Simple Exercises, Maximum and Minimum
81 Given a two-dimensional array of integers, return the position of the largest square subarray filled with zeroes, as an array of length 2. Code Completion Given a two-dimensional array of integers, return the position of the largest square subarray filled with zeroes, as an array... CodeCheck Two-Dimensional Arrays, Complex Loops
82 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
83 Given an array of integers, return the sum of all positive elements. Code Completion Given an array of integers, return the sum of all positive elements. CodeCheck Arrays - Simple Exercises, Sums, Averages, Products
84 Given an array of integers, return the average of all positive elements. Code Completion Given an array of integers, return the average of all positive elements. CodeCheck Arrays - Simple Exercises, Sums, Averages, Products
85 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
86 Given a string, return a string composed first of all characters at even positions and then of all characters at odd positions. Code Completion Given a string, return a string composed first of all characters at even positions and then of all characters at... CodeCheck Strings, Other String Operations
87 Given an array of integers, move all negative numbers to the front and all positive numbers to the back, keeping their relative order. Code Completion Given an array of integers, move all negative numbers to the front and all positive numbers to the back, keeping... CodeCheck Arrays - Simple Exercises, Moving or Removing Elements
88 Given an array of integers and a value, return the position of the last occurrence of the value in the array, or -1 if the value does not exist. Code Completion Given an array of integers and a value, return the position of the last occurrence of the value in the... CodeCheck Arrays - Simple Exercises, Finding Elements
89 Given an array of integers and a value, fill an array with all positions of the value in the array. Code Completion Given an array of integers and a value, fill an array with all positions of the value in the array. CodeCheck Arrays - Simple Exercises, Finding Elements
90 Given an array of integers and a value, return the position of the element that is closest to the value. Code Completion Given an array of integers and a value, return the position of the element that is closest to the value.... CodeCheck Arrays - Simple Exercises, Finding Elements
91 Given two arrays of integers of the same length, return the first position where their elements are the same. Code Completion Given two arrays of integers of the same length, return the first position where their elements are the same. CodeCheck Arrays - Simple Exercises, Finding Elements
92 Given two arrays of integers of the same length, return the first position where their elements differ. Code Completion Given two arrays of integers of the same length, return the first position where their elements differ. CodeCheck Arrays - Simple Exercises, Finding Elements
93 Given an array of integers and a value, return the difference between the last and first position of the value in the array, or -1 if the value does not exist. Code Completion Given an array of integers and a value, return the difference between the last and first position of the value... CodeCheck Arrays - Simple Exercises, Finding Elements
94 Given strings s and t, return a list of all positions in which t occurs in s. Code Completion Given strings s and t, return a list of all positions in which t occurs in s. CodeCheck Strings, Finding Substrings
95 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
96 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
97 Given two arrays of integers a and b of the same length, count the number of positions where the array elements differ by at least 2. Code Completion Given two arrays of integers a and b of the same length, count the number of positions where the array... CodeCheck Arrays - Simple Exercises, Counting Elements
98 Given two arrays of integers a and b of the same length, count the number of positions where the arrays have the same elements. Code Completion Given two arrays of integers a and b of the same length, count the number of positions where the arrays... CodeCheck Arrays - Simple Exercises, Counting Elements
99 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
100 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
101 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 an array 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
102 Given an array of integers, return an array of length 2, with the number of positive and the number of negative elements in the array. Code Completion Given an array of integers, return an array of length 2, with the number of positive and the number of... CodeCheck Arrays - Simple Exercises, Two Answers
103 Distance between two points on earth Code Completion A position on the planet Earth is specified by latitude and longitude (in degrees). The distance between two points on... CodeCheck Fundamental Data Types
104 c_elementi_ispod_glavne_dijagonale Napisati program koji postavlja sve elemente ispod glavne dijagonale na 0, a zatim ispisuje matricu na ekran. PCEX
105 Array-Based Stack Top Slideshow Code Tracing Presentation Slideshow discussing the implementation for the top position in an array-based stack. OpenDSA Array-Based Stack
106 Creating an Array of Odd Numbers Construct a program that creates an array of first ten positive odd numbers. PCEX arrays
107 Printing the Squares of Numbers Within a Specified Range (Case 1) Construct a program to write out the squares of even positive integers less than or equal to 10. PCEX for loop
108 Printing the Squares of Numbers Within a Specified Range (Case 2) Construct a program to write out the squares of odd positive integers less than 10. PCEX for loop
109 Determining the Sign of an Integer Construct a program that determines whether an integer is positive, negative, or zero. PCEX control flow, if-else statement
110 c_zamjena_dvije_kolone Napisati program koji zamjenjuje dvije kolone matrice (elementi jedne kolone postaju elementi druge kolone, i obrnuto). Korisnik unosi indekse dvije... PCEX
111 c_zamjena_dva_reda Napisati program koji zamjenjuje dva reda matrice (elementi jednog reda postaju elementi drugog reda, i obrnuto). Korisnik unosi indekse dva... PCEX
112 c_zamjena_redova Napisati program koji zamjenjuje redove matrice (elementi jednog reda postaju elementi drugog reda, i obrnuto). Korisnik unosi indekse redova koje... PCEX
113 Recursive Factorial Define a function that returns the factorial of a given positive integer. jsParsons functions, recursion, search, search algorithms, sorting, sorting algorithms
114 Crear una función recursiva Define una funcion que devuelva el factorial de un entero positivo dado. jsParsons recursion
115 Complete Binary Tree Calculation Questions Calculation Exercise, Battery Self-practice questions requiring user to calcuate node positions and values in an array representation for a complete binary tree. OpenDSA Linked List
116 Bucket Hashing Slideshow Algorithm Visualization Slideshow showing the basic hash method of hashing to any free position within a computed bucket. OpenDSA Bucket Hashing
117 Creating an Array of Numbers/Strings Construct a program that creates an array of first ten positive odd numbers. PCEX arrays
118 Printing the Squares of Numbers Within a Specified Range Construct a program to write out the squares of even positive integers less than or equal to 10. PCEX for loop
119 The Sign of a Number Construct a program that determines whether an integer is positive, negative, or zero. PCEX conditionals, control flow, if-else statement
120 The Sign of a Number Construct a program that determines whether an integer is positive, negative, or zero. PCEX control flow, if statement, if-else statement
121 Adding Values to an Empty List Construct a program that creates a list of first ten positive odd numbers. PCEX list
122 Printing the Squares of Numbers Within a Specified Range Construct a program to write out the squares of even positive integers less than or equal to 10. PCEX for loop, loops
123 Printing the Squares of Numbers Within a Specified Range (Case 2) Construct a program to write out the squares of odd positive integers less than 10. PCEX for loop
124 Printing the Squares of Numbers Within a Specified Range (Case 2) Construct a program to write out the squares of odd positive integers less than 10. PCEX for loop
125 Balloon Filled Sky Code Completion Your task is to draw n balloons centered at random positions, each with a randomly colored circle and a white... CodeCheck Loops
126 Implement LabeledPoint.toString Code Completion A labeled point has an x- and y-position and a label. CodeCheck Inheritance
127 Implement LabeledPoint.equals Code Completion A labeled point has an x- and y-position and a label. CodeCheck Inheritance
128 CFG Exercise: Odd length Grammar Construction Exercise User creates a CFG that generates strings in the language a^nb^m where m - n is positive, odd. OpenDSA Context-Free Grammar
129 Introduction to Hashing Slideshow Algorithm Visualization Slideshow showing the simplest of hashing approaches: Just put a key into that array position. OpenDSA Hashing
130 All the same sign Code Completion Write a method to test whether three numbers have the same sign (positive, zero, or negative). For example, CodeCheck Branches
131 c_vrijednosti_u_pokazivacima_int Napisati program u kojem se deklarišu dvije cjelobrojne varijable i dva pokazivača na int. Postaviti pokazivač p da pokazuje na... PCEX
132 c_promjena_vrijednosti_preko_pokazivaca U programu je deklarisan realan broj x i pokazivač double *p. Postavite p da pokazuje na x, promijenite vrijednost x... PCEX
133 c_dinamicka_alokacija_niza_calloc Napisati program koji koristi dinamičku alokaciju memorije za cjelobrojni niz. Program treba imati posebnu funkciju za alokaciju niza i posebnu... PCEX
134 c_dinamicka_alokacija_niza_malloc Napisati program koji koristi dinamičku alokaciju memorije za cjelobrojni niz. Program treba imati posebnu funkciju za alokaciju niza i posebnu... PCEX
135 c_citanja_izmjena_koristenjem_kursora_challenge Napisati program koji otvara tekstualnu datoteku podaci.txt u update režimu. Program treba pomoću funkcije fseek postaviti kursor na sredinu datoteke,... PCEX
136 Multiway Merge Proficiency Exercise Tracing Exercise Interactive algorithm proficiency exercise for multiway merge. User clicks on positions in the array to reproduce the behavior of multiway... OpenDSA File Processing, External Sorting, Multiway Merge
137 Algorithm Analysis Chapter Summary Questions: CS3 Question, Battery Battery of self-assessment questions on Algorithm Analysis. Suitable for a post-CS2 Data Structures and Algorithms course. OpenDSA Algorithm Analysis
138 Rotating the Array Values Construct a program that has a method that receives an array of values and returns the array rotated to the... PCEX arrays
139 Rotating the List Values Construct a program that has a function that receives a list of values and returns the list rotated to the... PCEX algorithm analysis, classes, data structures, list, stacks
140 Rotating the List Values (Case 2) Construct a program that has a function that receives a list of values and returns the list rotated to the... PCEX list
141 Rotating the List Values (Case 3) Construct a program that has a function that receives a list of values and returns the list rotated to the... PCEX list
142 Rotating the List Values (Case 4) Construct a program that has a function that receives a list of values and returns the list rotated to the... PCEX list
143 Selection sort modification placing only min and max Code Completion Your task is to modify the selection sort algorithm so that you find the largest element and swap it to... CodeCheck Sorting and Searching
144 Selection sort modification, placing the largest element first Code Completion Your task is to modify the selection sort algorithm so that you find the largest element and swap it to... CodeCheck Sorting and Searching
145 Modified SelectionSort Code Completion Your task is to modify the selection sort algorithm so that you find the largest element and swap it to... CodeCheck Sorting and Searching
146 c_izmjena_binarnih_datoteka_challenge Napisati program koji radi s binarnom datotekom poruke.dat. Datoteka sadrži jednu kratku tekstualnu poruku fiksne dužine (niz znakova) od maksimalno... PCEX
147 c_brojanje_rijeci_razmaci Napisati program u kojem se omogućava unos nekog stringa s najviše 1000 karaktera, a zatim se ispisuje broj riječi koje... PCEX
148 c_dinamicka_alokacija_nizova_challenge Napisati program koji koristi dinamičku alokaciju memorije koja je inicijalizirana s nulama za niz struktura. Definisati strukturu Student koja sadrži... PCEX
149 Counting the Number of Valid and Banned Product Codes (Case 1) Suppose a hypothetical company uses codes to represent its various products. A product code includes, among other information, a character... PCEX exception handling, exceptions
150 Counting the Number of Valid and Banned Product Codes (Case 2) Suppose a hypothetical company uses codes to represent its various products. A product code includes, among other information, a character... PCEX exception handling, exceptions
151 c_pokazivaci_manipulacija_clanova_niza Dat je niz cijelih brojeva i pokazivač p koji pokazuje na drugi član niza. Uvećati vrijednost drugog člana niza za... PCEX
152 c_funkcija_podstring Napisati funkciju podstring koja prima dva stringa s1 i s2, te provjerava da li je s2 podstring stringa s1. Ako... PCEX
153 c_funkcija_ukloni_razmake Napisati funkciju ukloni_razmake koja prima string i uklanja sve razmake u njemu. Funcija treba vratiti pokazivač na početak izmijenjenog stringa. PCEX
154 Practicing using nested while and for loops Construct a program to print a multiplication chart given the chart_size. Assume that chart_size is set to a positive integer. jsParsons algorithm analysis, for loop, nested loops
155 Practicar el uso de ciclos while y for anidados Construye un programa que imprima una tabla de multiplicar segun el valor de tabla_tamano. Supone que tabla_tamano es un entero... jsParsons for loop, loops
156 Nested Loops For 2 Construct a program to print a multiplication chart given the chart_size. Assume that chart_size is set to a positive integer. jsParsons nested loops
157 Selection sort Ascending-order Selection sort operates by finding the minimum element of an array and moving it to the “beginning” of the... PCEX recursion, search algorithms, sorting, sorting algorithms
158 Tree traversal. The tree can be traversed by deciding on a sequence to visit each node. There are three traversal algorithms: in-order... PCEX binary search, trees
159 Selection sort Challenge Descending-order Selection sort operates by finding the maximum element of an array and moving it to the “beginning” of the... PCEX
160 Tree traversal. Challenge The tree can be traversed by deciding on a sequence to visit each node. There are three traversal algorithms: in-order... PCEX trees
161 On a chessboard, fields 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, fields are marked with a letter between a and h for the column and a number between... CodeCheck Branches, Branches Without Functions
162 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
163 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
164 Alternate Form Bucket Hashing Proficiency Exercise Tracing Exercise User must give the result from a series of inserts using bucket hashing. This version uses a variation on bucket... OpenDSA Bucket Hashing
165 Double Hashing Proficiency Exercise Tracing Exercise User must show the result of doing a series of inserts using double hashing. The user indicates which position in... OpenDSA Collision Resolution
166 Linear Hashing with Steps Proficiency Exercise Tracing Exercise User must show the result of doing a series of inserts using linear probing with steps. The user indicates which... OpenDSA Collision Resolution
167 Quadratic Probing Proficiency Exercise Tracing Exercise User must show the result of doing a series of inserts using quadratic probing. The user indicates which position in... OpenDSA Collision Resolution
168 Open Hashing Proficiency Exercise Tracing Exercise User must show the result of doing a series of inserts using open hashing. The user indicates which position in... OpenDSA Open Hashing
169 Counting the Number of Valid and Banned Product Codes Suppose a hypothetical company uses codes to represent its various products. A product code includes, among other information, a character... PCEX exception handling, exceptions
170 Counting the Number of Valid and Banned Product Codes Suppose a hypothetical company uses codes to represent its various products. A product code includes, among other information, a character... PCEX exception handling, exceptions, while loop
171 Counting the Number of Valid and Banned Product Codes (Case 2) Suppose a hypothetical company uses codes to represent its various products. A product code includes, among other information, a character... PCEX exception handling, exceptions
172 Counting the Number of Valid and Banned Product Codes Suppose a hypothetical company uses codes to represent its various products. A product code includes, among other information, a character... PCEX exception handling
173 Normalizing Angles Code Completion When you work with angle measurements, you often want them normalized or converted into the range between 0 . .... CodeCheck Fundamental Data Types
174 Given an array of integers, return an array of length 2, each being an array. Code Completion Given an array of integers, return an array of length 2, each being an array. The first one holds the... CodeCheck Arrays - Simple Exercises, Two Answers
175 Given an array of integers, return an array of length 2, each being an array. Code Completion Given an array of integers, return an array of length 2, each being an array. The first one holds the... CodeCheck Arrays - Simple Exercises, Two Answers
176 On a chessboard, fields 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, fields are marked with a letter between a and h for the column and a number between... CodeCheck Branches, Branches Without Functions
177 c_izmjena_binarnih_datoteka Napisati program koji omogućava dodavanje novih zapisa u binarnu datoteku brojevi.dat. Definisati strukturu Broj koja sadrži jedan cijeli broj. Program... PCEX
178 c_citanje_iz_txt_challenge Napisati program koji čita podatke iz tekstualne datoteke rezultati.txt. Datoteka sadrži više redova, pri čemu je svaki red zapisan u... PCEX
179 c_strukture_i_nizovi Napisati program u programskom jeziku C koji omogućava rad sa studentima koristeći strukture i nizove. Potrebno je definisati strukturu Student... PCEX
180 c_strukture_i_nizovi_pokazivaci Napisati program koji omogućava rad sa studentima koristeći strukture i nizove. Potrebno je definisati strukturu Student koja sadrži ime i... PCEX
181 c_pisanje_u_binarne_datoteke_challenge Napisati program koji omogućava upis podataka o kursevima u binarnu datoteku kurs.dat. Definisati strukturu Kurs koja sadrži naziv kursa, šifru... PCEX
182 c_citanje_izmjena_datoteka_koristenjem_kursora Napisati program koji radi sa tekstualnom datotekom podaci.txt otvorenom u read-update režimu. Program treba prvo otvoriti datoteku i pomoću funkcije... PCEX
183 c_pisanje_u_datoteke_challenge Napisati program koji omogućava unos podataka o knjigama i njihov upis u tekstualnu datoteku knjige.txt. Definisati strukturu Knjiga koja sadrži... PCEX
184 Given a string s and a character c (as string of length 1), return a string with the characters surrounding any occurrence of c reversed. Code Completion Given a string s and a character c (as string of length 1), return a string with the characters surrounding... CodeCheck Strings, Other String Operations
185 XML Map Labels convert to decimal degrees Code Completion The latitude, longitude and place name are used to label a map. Implement a class with latitude and longitude as... CodeCheck Classes