November Cook-Off 2015
Sereja and Array and Subtracting, Sereja and Line
February Challenge 2016
Chef and Strange Operations, Chef-Detective
December Cook-Off 2016
Chef and Subset, Chef and Subarrays
February Challenge 2017
Chef and Triangles, Chef and his Best Friend, Chef and His Apartment Dues, Most Frequent Element, Gerrymander
July Challenge 2017
IPC Trainers, Calculator , Chef and Sign Sequences, Whats in the Name
January Lunchtime 2018
Chef and Game with Sequence, Chef and Escaping from the Labyrinth
February Challenge 2019 Division 1
Manhattan Rectangle, Guess It Right, Chef and Secret Ingredients, Art of Balance
March Lunchtime 2019 Division 1
Corrupted Seven-Segment Display, Tree Flow
February Challenge 2020 Division 1
Chef and Railway Stations, No Change Required, Long Contest and Cook Off Overlaps
RECode 12.0 (Rated for all)
Chef and String, Chef and Rotation, Chef and Numbers
Serbia