December Challenge 2015
Plane Division, Oracle Devu and Longest Common Subsequence, Chef and the stones
December Cook-Off 2015
Chef and Subarrays, Chef and Queries
January Long Challenge 2016
Rupsa and the Game, Churu and Balls, Devu and Perfume
February Challenge 2016
Devu and a light discussion, Chef-Detective, Rectangles of Love, Chef and Strange Operations
March Challenge 2016
Palindromic substrings, maximize the sum, Chef And Special Dishes
April Challenge 2016
Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring
Bangladesh