Problems are picked from Leetcode, Interviewbit and their solutions are mostly in c++/java.
Each problem is solved in different file.
cpp folder contains solutions written in c++ using c++17 standards. Command to compile a cpp program: g++ -std=c++17 Filename.cpp Run cpp program: ./a.out
java folder is a IntelliJ Java project made using command line template. Open the java folder in IntelliJ. Programs which have a test file created can be tested using test file and test methods. Programs which don't have a test file have main method for testing. For newer programs junit tests are written.