January Challenge 2014
Chef and Feedback, Please like me
March Challenge 2014
Walk, Little Chef and Numbers
May Challenge 2014
Compilers and Parsers, Chef-jumping
June Challenge 2014
Chef and Digit Jumps, Chef and Subarray, Guessing Game, Forgot Password
July Challenge 2014
Chef and Frogs, Reach The Point, Count Substrings, Garden Game
September Challenge 2014
Factorisation, Chef and Rainbow Array - 2, Chef and Left-Right, Chef and sequence, Fun with Rotation, Flooring
October Challenge 2014
DevuLand, Dinosaurs and Laddus, Magical Girl and Colored Liquid Potions, Chef and Square, Chef and Ground, Remy paints the fence, Chef and Painting
November Challenge 2014
Chef and Segment Game, Chef and Words, Fombinatorial, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome, The Spelling Problem
January Challenge 2015
Sereja and LCM, Gcd Queries, One Dimensional Kingdoms, Sereja and Votes, Chef and Stones, Chef and A Large Permutation, Sereja and Number Division 2, Queries on the String
January Cook-Off 2015
Suraj goes shopping, Tojo hates probabilities
June Challenge 2015
Chef and His Friend, Chef and Memory Limit, Chef and Polygons
July Challenge 2015
Bread, Na2a and lucky stone, Chef and Cube
India