August Challenge 2015
Cooking Machine, Aditi and Magic Trick, Gravity Guy
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix
October Challenge 2015
Time measure, Count Subarrays, Who dares to be a millionaire
August Cook-Off 2015
Chef and the Wildcard Matching, Chef and the XORed Number
October Cook-Off 2015
Almost Sorted Permutation
November Cook-Off 2015
Sereja and Array and Subtracting
January Long Challenge 2016
Churu and Balls, Chef and Time Machine, Devu and Perfume
India