October Challenge 2014
Magical Girl and Colored Liquid Potions, Chef and Ground
February Challenge 2015
Chef and Chain, Chef and Equality
June Challenge 2015
Chef and Memory Limit, Chef and Polygons
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix, Bank robbery, Lighthouses, Cracking the Code
October Cook-Off 2015
Word Stem, Almost Sorted Permutation
May Challenge 2016
Laddu, Forest Gathering, Chef and Big Soccer, Chef and Balls
July Challenge 2016
Andrash and Stipendium, Chef and Segments, Chef and Tetris, Chef and Robots Competition, Chefland and Electricity
May Challenge 2017
Chef and Sub Array , Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences
February Lunchtime 2019 Division 1
Roll the Bar, The Tricky Deal
India