Contests where Java code is allowed

Name
Objects, Classes and Collections - Exercises
Algorithms Retake Exam - 16 Sep 2017
C# Intro and Basic Syntax - Exercises (Group 2)
C# Conditional Statements and Loops - Exercises (Group 2)
Data Types and Variables - Exercises (Group 2)
Methods. Debugging and Troubleshooting Code - Exercises (Group 2)
Arrays - Exercises (Group 2)
Lists - Exercises (Group 2)
Dictionaries, Lambda and LINQ - Exercises (Group 2)
Objects and Classes - Exercises (Group 2)