July Challenge 2014
Count Substrings, Reach The Point
August Challenge 2014
The Leaking Robot, Chef and Gift
September Challenge 2014
Chef and Rainbow Array - 2
July Challenge 2015
Bread, Na2a and lucky stone, Chef and Cube
December Challenge 2015
Chef and the stones, Oracle Devu and Longest Common Subsequence
January Long Challenge 2016
Sereja and Salesman, Rupsa and the Game, Churu and Balls, Chef and Time Machine, Devu and Perfume
June Challenge 2016
Chef And The Hiring Event, Chef and Array and K
August Challenge 2016
Funny gnomes, Maximum Grid
August Cook-Off 2016
Tweedle-Dee and Tweedle-Dum
United States