October Cook-Off 2014
Walk on the Axis, Mahesh and his lost array, The Army
November Challenge 2014
Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome
December Challenge 2014
XOR with Subset, Chef and Apple Trees
December Challenge 2015
Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence, Chef and Filters
January Long Challenge 2016
Devu and Perfume, Chef and Inflation, Chef and Time Machine, Cyclist Race, Chef and Making Triples, Churu and Balls, Rupsa and the Game, Sereja and Salesman
January Cook-Off 2016
Chef and Destruction, Chef and Maximum Sum Matrices , Chef and Fruits
January Lunchtime 2016
Peaks, Exponential Sub-Palindromes, Triangle Classification
Singapore