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# Exercise Title Features Description Platform Keywords
1 LRU Introduction Slideshow Algorithm Visualization Slideshow illustrating the Least Recently Used replacement heuristic. OpenDSA Buffer Pool, Least Recently Used
2 LRU Replacement with Write Slideshow Algorithm Visualization Slideshow illustrating optimizing the Least Recently Used replacement heuristic by use of a dirty bit to minimize unnecessary writes. OpenDSA Buffer Pool, Least Recently Used, Dirty Bit
3 Determining When at Least One of the Three Boolean Variables is True Construct a program that determines whether at least one of the three boolean variables is true based on the inputs... PCEX
4 Determining When at Least One of the Three Boolean Variables is False Construct a program that determines whether at least one of the three boolean variables is false based on the inputs... PCEX
5 Determining When at Least One of the Three Boolean Variables is True Construct a program that determines whether at least one of the three boolean variables is true based on the inputs... PCEX
6 Determining When at Least One of the Three Boolean Variables is False Construct a program that determines whether at least one of the three boolean variables is false based on the inputs... PCEX
7 Determining When at Least One of the Three Boolean Variables is True Construct a program that determines whether at least one of the three boolean variables is True based on the inputs... PCEX
8 Determining When at Least One of the Three Boolean Variables is False Construct a program that determines whether at least one of the three boolean variables is False based on the inputs... PCEX
9 Determining When at Least One of the Three Boolean Variables is True Construct a program that determines whether at least one of the three boolean variables is True based on the inputs... PCEX
10 Determining When at Least One of the Three Boolean Variables is False. Construct a program that determines whether at least one of the three boolean variables is False based on the inputs... PCEX
11 Given integers a and b, return a list containing all even numbers that are at least a and at most b. Code Completion Given integers a and b, return a list containing all even numbers that are at least a and at most... CodeCheck Lists - Simple Exercises, Filling
12 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
13 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
14 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
15 DFA Exercise: Complement Even a, 3 b's Automata Construction Exercise User creates a DFA that accepts the complement of the langugage of strings with an even number of a's and... OpenDSA Deterministic Finite Automata
16 DFA Exercise: Even a, 3 b's Automata Construction Exercise User creates a DFA that accepts the langugage of strings with an even number of a's and at least 3... OpenDSA Deterministic Finite Automata
17 Determining When to Buy a New Phone (Case 1) Construct a program that determines whether it is time to buy a new phone based on the inputs that it... PCEX
18 Determining When to Buy a New Phone (Case 1) Construct a program that determines whether it is time to buy a new phone based on the inputs that it... PCEX
19 Determining When a Customer Could Rent a Car (Case 3) Construct a program that determines whether a customer could rent a car based on the inputs that it receives from... PCEX
20 Determining When a Customer Could Rent a Car (Case 3) Construct a program that determines whether a customer could rent a car based on the inputs that it receives from... PCEX
21 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
22 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
23 Determining When to Buy a New Phone (Case 1) Construct a program that determines whether it is time to buy a new phone based on the inputs that it... PCEX
24 Determining When to Buy a New Phone (Case 1) Construct a program that determines whether it is time to buy a new phone based on the inputs that it... PCEX
25 Determining When a Customer Could Rent a Car (Case 3) Construct a program that determines whether a customer could rent a car based on the inputs that it receives from... PCEX
26 Determining When a Customer Could Rent a Car (Case 3). Construct a program that determines whether a customer could rent a car based on the inputs that it receives from... PCEX
27 DFA Exercise: Even a's, b's, odd a's Automata Construction Exercise User creates a DFA that accepts the langugage of strings with an even number of a's, followed by at least... OpenDSA Deterministic Finite Automata
28 Calculating the Wage of an Employee at the Customer Service Call Center Construct a program for the payment department of a company to calculate the wage of an employee who works at... PCEX
29 Calculating the Wage of an Employee at the Customer Service Call Center Construct a program for the payment department of a company to calculate the wage of an employee who works at... PCEX
30 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
31 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
32 Calculating the Wage of an Employee at the Customer Service Call Center Construct a program for the payment department of a company to calculate the wage of an employee who works at... PCEX
33 Calculating the Wage of an Employee at the Customer Service Call Center. Construct a program for the payment department of a company to calculate the wage of an employee who works at... PCEX
34 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
35 Given a list of integers, swap the first and last elements. Code Completion Given a list of integers, swap the first and last elements. CodeCheck Lists - Simple Exercises, No loops
36 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
37 Given an input string, print the string with the first and last letter removed if they were equal, or the original string if they were not. Code Completion Given an input string, print the string with the first and last letter removed if they were equal, or the... CodeCheck Branches, Branches Without Functions
38 Given a list a, return the longest n so that the first n elements equal the last n elements. Code Completion Given a list a, return the longest n so that the first n elements equal the last n elements. CodeCheck Lists - Simple Exercises, Double Loops
39 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
40 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
41 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
42 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
43 Given a string, return the string with the first and last characters swapped. Code Completion Given a string, return the string with the first and last characters swapped. CodeCheck Strings, No Loops
44 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
45 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
46 Given a list of integers, give the largest n ≤ length / 2 so that the sum of the first n elements equals the sum of the last n elements. Code Completion Given a list of integers, give the largest n ≤ length / 2 so that the sum of the first... CodeCheck Lists - Simple Exercises, Sums, Averages, Products
47 csedpad.04.StringClass.strings_1 Given a first name and last name of a person, the program concatenates them to form a full name. PCEX
48 Writing to file Write a program that will enter the first and last name of the student, as well as the average grade,... PCEX
49 Updating an Element in the Array (Case 3) Construct a program that initializes an array with four strings, changes the last element in the array, and finally, prints... PCEX
50 Updating an Element in the Array (Case 3) Construct a program that initializes an array with four strings, changes the last element in the array, and finally, prints... PCEX
51 csedpad.11.ForLoops.no_topic_1 50 chickens are separated in odd-numbered and even-numbered cages with the first chicken being in cage 1 and the last... PCEX
52 Updating an Element in the List (Case 3) Construct a program that initializes a list with four string values, changes the last element in the list, and finally,... PCEX
53 Updating an Element in the List (Case 3). Construct a program that initializes a list with four string values, changes the last element in the list, and finally,... PCEX
54 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
55 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
56 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
57 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
58 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
59 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
60 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
61 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
62 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
63 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
64 Accessing String Characters (Case 1) Construct a program that prints the 1st, 9th, and the last character of the string "String Example!". PCEX
65 Accessing String Characters (Case 1) Construct a program that prints the 1st, 9th, and the last character of the string "String Example!". PCEX
66 Printing Name in APA Style Construct a program that prints the name "Alice Ann Darcy" following the APA style, i.e., last name first, followed by... PCEX
67 Printing Name in APA Style Construct a program that prints the name "Alice Ann Darcy" following the APA style, i.e., last name first, followed by... PCEX
68 Construct a function that uses Queue Structure Construct a function that uses Queue Structure to solve a Josephus problem that removes the kth element in a given... jsParsons queue
69 Practicing quick sort algorithm Construct a function that implements quick sort algorithm. The partition() function has been pre defined and displayed below.
Consider data is... 		jsParsons recursion, search algorithms, sorting, sorting algorithms
70 Solving Josephus Problem Construct a program by using Queue structure to solve a Josephus problem. Josephus problem is a counting-out game. N people... PCEX