Java Help Java Example Solution Code Java String Introduction (video) Java Substring v2 (video) Java String Equals and Loops Java String indexOf and Parsing Java If and Boolean Logic If Boolean …

Recursion-1 chance Basic recursion problems. Recursion strategy: first test for one or two base cases that are so simple, the answer can be returned immediately. Otherwise, make a recursive a call for a …

Warmup-1 chance Simple warmup problems to get started (solutions available). New videos: String Introduction, String Substring, If Boolean Logic 1, If Boolean Logic 2

code practice About CodingBat CodingBat is a free site of live coding problems to build coding skill in Java and Python (example problem). CodingBat is a project by Nick Parlante, a computer science …

String-1 chance Basic string problems -- no loops. Use + to combine Strings, str.length () is the number of chars in a String, str.substring (i, j) extracts the substring starting at index i and running up to but …

Array-1 chance Basic array problems -- no loops.. Use a [0], a [1], ... to access elements in an array, a.length is the length (note that s.length () is for Strings). Allocate a new array like this: int [] a = new …

CodingBat Help CodingBat is a free site of live Java and Python coding problems to build coding skill. Each problem has a problem description and a table showing some sample output for that problem. …

code practice Code Help and Videos > Java Example Solution Code This page shows Java solution code for some common problem types If-Boolean Logic Strings Arrays ...

Functional-1 chance Functional mapping operations on lists with lambdas. See the Java Functional Mapping page for an introduction. The main computation for each of these problems can be done …

CodingBat Python offers free live coding problems to practice and enhance Python programming skills with problem descriptions and sample outputs.