December Challenge 2012
Sereja and Data Structures
April Challenge 2015
Count Sequences, Chef and Array, Chef and Interview, Broken Telephone, Inversion sorting, Division of Lands, Chef and Piano Scales, Little Party, Black-white Board Game, Devus and their voting system
July Cook-Off 2016
Chef and Array, Chef and Sort, Chef and Numbers, Chef and Proportion, Chef and Land
July Challenge 2017
Calculator , Two Coins, IPC Trainers, Whats in the Name, Tree Expectancy, Multiplication Program, Pishty and tree, Chef and Sign Sequences
January Cook-Off 2018
Multiple of 3, Make array great again, Finding the matrix, Survive in ChocoLand
April Cook-off 2018 Division 1
Run Direction, Binary Nim
Croatia