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# Exercise Title Features Description Platform Keywords
1 Java Maps Review Questions Question, Battery CS1-level review questions on maps in Java. OpenDSA Map
2 Data types concept map: Review Questions Question, Battery, Concept Map Self-assessment question battery about the data types concept map. OpenDSA Data Type, Abstract Data Type
3 Object-oriented programming concept map: Review Questions Question, Battery, Concept Map Self-assessment question battery about the object-oriented programming concept map. OpenDSA Object-Oriented Programming
4 Pointers concept map: Review Questions Question, Battery, Concept Map Self-assessment question battery about the pointers concept map. OpenDSA Pointer
5 Graph Concept Practice Questions Question, Battery, Concept Map Self-assessment question battery about graphs, using a concept map. OpenDSA Graph
6 Map words to their lengths Code Completion Given an array of strings, create a tree map with each string as a key and its corresponding value the... CodeCheck Tree Structures
7 Map word lengths to words Code Completion Given an array of strings, create a tree map whose keys are the string lengths and whose values are the... CodeCheck Tree Structures
8 XML Map Labels Code Completion The latitude, longitude and place name are used to label a map. Implement a class with latitude and longitude as... CodeCheck Classes
9 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
10 Functional Programming: Map Reduce Question A question related to functional programming languages: map reduce. OpenDSA Functional Programming
11 Functional Programming: Reduce and Map Question A question related to functional programming languages: reduce and map pattern. OpenDSA Functional Programming
12 Functional Programming: MapReduce Pattern Algorithm Visualization, Code Tracing Presentation Slideshow visualizing the Map/Reduce pattern in a functional programming language. OpenDSA Functional Programming
13 Lazy Lists Map Operation Algorithm Visualization Slideshow illustrating the map operation for a lazy list. OpenDSA Parameter Passing, Lazy List
14 Letter frequency map Code Completion Your task is to produce a map of the frequencies of all letters in a string. Letters are represented as... CodeCheck Tree Structures
15 Functional Programming Exercise: Mapping Pattern Tracing Exercise A question related to functional programming languages: mapping pattern. OpenDSA Functional Programming
16 Functional Programming Visualization: Mapping Pattern Algorithm Visualization, Code Tracing Presentation Slideshow visualizing the mapping pattern in a functional programming language. OpenDSA Functional Programming
17 Generic matrix class as a map with integer keys Code Completion Your task is to complete the implementation of a generic Matrix class. A matrix is a two-dimensional arrangement of elements.... CodeCheck Generic Types
18 Generic matrix class as a map with integer pair keys Code Completion Your task is to complete the implementation of a generic Matrix class. A matrix is a two-dimensional arrangement of elements.... CodeCheck Generic Types
19 Creando un Diccionario de Pares Caracteres-Frecuencia Construye un programa que tenga una función que reciba un string del usuario y cree un diccionario que mapea cada... PCEX dictionaries
20 Creando un Diccionario de Pares Caracteres-Palabras Construye un programa que tenga una función que reciba un string y cree un diccionario que mapea cada carácter a... PCEX dictionaries
21 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
22 Creating a Dictionary of Character-Count/Words Pairs Construct a program that has a function which receives a string and creates a dictionary that maps each character to... PCEX dictionaries, dictionary
23 Pair class with compareTo method Code Completion We sometimes want to compare two Pair objects, for example, when using pairs as keys in a tree map. CodeCheck Generic Types
24 Creando un Diccionario de Pares Estudiante-Puntajes (Caso 1) Supongamos que tenemos una lista de estudiantes y una lista de sus correspondientes puntajes de exámenes. Construya un programa que... PCEX dictionaries
25 Creando un Diccionario de Pares Estudiante-Puntajes (Caso 2) Supongamos que tenemos una lista de estudiantes y una lista de sus correspondientes puntajes de exámenes. Construya un programa que... PCEX dictionaries
26 Creating a Dictionary of Student-Scores Pairs Assume we have a list of students and a list of their corresponding test scores. Construct a program that has... PCEX dictionaries, dictionary
27 Creating a Dictionary of Student-Scores Pairs Assume we have a list of students and a list of their corresponding test scores. Construct a program that has... PCEX dictionaries, dictionary
28 Degree, Minute, Second Code Completion Latitude and longitude can be expressed in the form of decimal degrees. Another form, often used on maps, is degrees,... CodeCheck Fundamental Data Types