February Challenge 2014
Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays
March Challenge 2014
Walk, Little Chef and Numbers
April Challenge 2014
Farmer Feb, Chef and Digits, Shortest Path in Binary Trees
May Challenge 2014
Stone, Chef-jumping, Compilers and Parsers
June Challenge 2014
Chef and Subarray, Guessing Game, Forgot Password
July Challenge 2014
Chef and Frogs, Count Substrings, Reach The Point
August Challenge 2014
Little Elephant and T-Shirts, Chef and Reversing, The Leaking Robot, Cleaning Tables, Chef and Gift
September Challenge 2014
Fun with Rotation, Chef and Rainbow Array - 2, Chef and Left-Right
October Challenge 2014
Remy paints the fence, Chef and Ground, Chef and Painting, Chef and Square, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus
November Challenge 2014
Distinct Characters Subsequence
January Challenge 2015
Chef and A Large Permutation, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries
January Cook-Off 2015
Suraj goes shopping, Tojo hates probabilities
February Challenge 2015
Chef and Chain, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality
April Challenge 2015
Chef and Interview, Broken Telephone
June Challenge 2015
Chef and Memory Limit, Chef and Polygons
April Cook-Off 2015
Equality, Version Control System
India