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# Exercise Title Features Description Platform Keywords
1 Introduction to Data Structures and Algorithms Review Questions Question, Battery Data Structures introduction battery of self-assessment questions. OpenDSA Data Structures
2 Concatenate elements backwards Code Completion Your task is to concatenate all elements in a linked list of strings backwards, starting at the end of the... CodeCheck Linear Data Structures
3 Duplicate short words Code Completion Your task is to duplicate all short words (that is, words with at most 3 characters) in a linked list.... CodeCheck Linear Data Structures
4 Remove all but first two elements from linked list Code Completion Write a method that removes all but the first two elements from a linked list, using an iterator. You may... CodeCheck Linear Data Structures
5 Palindrome testing with stack and queue Code Completion Using a queue and a stack, implement a method that tests whether a sequence of numbers is a palindrome, that... CodeCheck Linear Data Structures
6 Implement addLast using raw nodes Code Completion Implement the addLast method in this simplified LinkedList class. CodeCheck Linear Data Structures
7 Add an element to the front and back of a linked list Code Completion Implement a method that adds an element to the beginning of a linked list and another at the end. CodeCheck Linear Data Structures
8 Remove short words Code Completion Your task is to remove all short words (that is, words with at most 3 characters) from a linked list. CodeCheck Linear Data Structures
9 Rotate linked list by manipulating nodes Code Completion Your task is to add a rotate method to the LinkedList class of Section 15.2 that rotates the elements of... CodeCheck Linear Data Structures
10 Using a stack for checking balanced parentheses Code Completion A stack can be used to check whether an arithmetic expression such as CodeCheck Linear Data Structures
11 Add an element after the first and before the last Code Completion Write a method that adds an element after the first and another before the last element of a nonempty linked... CodeCheck Linear Data Structures
12 Dictionary 1 Python CodeVisualization for demonstrating Dictionary 1 JSVEE classes, data structures, dictionaries, dictionary, json, stacks
13 Find Max Python CodeVisualization for demonstrating Find Max JSVEE classes, data structures, json, list, stacks
14 Objects 1 Python CodeVisualization for demonstrating Objects 1 JSVEE classes, data structures, objects, stacks
15 Objects 2 Python CodeVisualization for demonstrating Objects 2 JSVEE classes, data structures, objects, stacks
16 Objects 3 Python CodeVisualization for demonstrating Objects 3 JSVEE classes, data structures, objects, stacks
17 Dictionary calculations Construct a program that calculates each student’s average score by using `studentdict` dictionary that is already defined as follows: jsParsons classes, data structures, dictionaries, dictionary, stacks
18 Clss Person Write a program that will print out "Safiira. Nice to meet you!" jsParsons classes, data structures, objects, stacks
19 Class Point Construct a class Point which has a method to tell distance from another instance of Point. jsParsons classes, data structures, objects, stacks
20 Dictionary Filter Construct a program that prints out all the circles that are larger than 5. jsParsons classes, data structures, dictionaries, dictionary, stacks
21 Dictionary Keys storage-dictionary stores the amount of certain items in storage. Construct a program that prints out a list of all the... jsParsons classes, data structures, dictionaries, dictionary, stacks
22 Dictionary Values Construct a program that prints out how many items in total are in storage. You can assume that a dictionary... jsParsons classes, data structures, dictionaries, dictionary, stacks
23 List to Dictionary Construct a program that prints out moo and oink, in that order. jsParsons classes, data structures, dictionaries, dictionary, stacks
24 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
25 Stack Lifo1 Python CodeVisualization for demonstrating Stack Lifo1 JSVEE classes, data structures, stack, stacks
26 Stack Lifo2 Python CodeVisualization for demonstrating Stack Lifo2 JSVEE classes, data structures, stack, stacks
27 Stack Implementing Stack. Using Class to construct a Stack structure. PCEX classes, data structures, stack, stacks
28 Dictionary square Python PredictingFinalResult for demonstrating Dictionary square QuizPET classes, data structures, dictionaries, dictionary, stacks
29 bus objects Python PredictingFinalResult for demonstrating bus objects QuizPET classes, data structures, objects, stacks
30 one car object Python PredictingFinalResult for demonstrating one car object QuizPET classes, data structures, objects, stacks
31 two car objects Python PredictingFinalResult for demonstrating two car objects QuizPET classes, data structures, objects, stacks
32 point object Python PredictingFinalResult for demonstrating point object QuizPET classes, data structures, objects, stacks
33 Stack Num Python PredictingFinalResult for demonstrating Stack Num QuizPET classes, data structures, queues, stack, stacks
34 The Class for Representing a Bank Account Construct a class that represents a basic bank account. This class should contain data representing the name of the account’s... PCEX classes, data structures, objects, stacks
35 The Class for Representing a Point in the Euclidean Plane Construct a class that represents a point in the Euclidean plane. The class should contain data that represents the point’s... PCEX classes, data structures, objects, stacks
36 The Class for Representing a TV Construct a class that represents a TV. The class should contain data that represents the TV's state (power on or... PCEX classes, data structures, objects, stacks
37 Creating a Dictionary of Character-Count/Words Pairs Construct a program that has a function which receives a string from the user and creates a dictionary that maps... PCEX classes, data structures, dictionaries, dictionary, stacks
38 Searching Values of a List in Another List Construct a program that has a function that receives two lists and prints the values in the 2nd list that... PCEX classes, data structures, list, search algorithms, stacks
39 ae_python_class1 Python CodeVisualization for demonstrating ae_python_class1 JSVEE algorithm analysis, classes, data structures, objects, stacks
40 ae_python_class2 Python CodeVisualization for demonstrating ae_python_class2 JSVEE algorithm analysis, classes, data structures, objects, stacks
41 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
42 account objects Python PredictingFinalResult for demonstrating account objects QuizPET algorithm analysis, classes, data structures, objects, stacks
43 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
44 Updating Two-Dimensional List Construct a program that initializes a 3x4 two-dimensional matrix that has the numbers 1 through 12 for entries, updates the... PCEX 2d list, classes, data structures, list, stacks, value vs reference
45 Processing the Results of a Soda Survey Suppose a soda manufacturer held a taste test for four new flavors to determine if people liked them. The manufacturer... PCEX 2d list, classes, data structures, for loop, list, stacks
46 Two-dimensional List 4 Python PredictingFinalResult for demonstrating Two-dimensional List 4 QuizPET 2d list, algorithm analysis, classes, data structures, list, stacks
47 Linear Data Structures Summary Questions Question, Battery Self-practice questions comparing uses of linear structures. OpenDSA List, Stack, Queue
48 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
49 Bintree Interactive Visualization Algorithm Visualization, User Supplied Data Interactive Algorithm Visualization for the Bintree data structure. User can click to indicate where a point should be inserted or... OpenDSA Bintree
50 Bintree Visualization Algorithm Visualization Algorithm Visualization for the Bintree data structure. OpenDSA PR Quadtree
51 c_strukture_i_nizovi_challenge Napisati program u programskom jeziku C koji radi sa strukturom `Proizvod` koja sadrži naziv proizvoda i njegovu cijenu. U programu... PCEX