November Challenge 2013
Uncle Johny, Superpowers of 2, Missing some chairs, Square Digit Squares
December Cook-off 2013
Chef Goes Through Segments
September Cook-Off 2014, ACM-ICPC Warm up
Sherlock and the Grid, Subarray GCD, World War 2
April Challenge 2014
Farmer Feb, Chef and Digits, Shortest Path in Binary Trees
June Challenge 2014
Chef and Digit Jumps, Forgot Password, Guessing Game, Chef and Subarray
July Challenge 2014
Garden Game, Chef and Frogs, Chef and Rectangle Genome, Count Substrings, Reach The Point, Dish Owner
September Challenge 2014
Fun with Rotation, Chef and Left-Right
November Challenge 2014
Chef and Segment Game, Distinct Characters Subsequence
September Lunchtime 2014
Chef and easy problem, Chef and easy problem 2
January Challenge 2015
One Dimensional Kingdoms, Gcd Queries
February Challenge 2015
Chef and Chain, Let us play with rank list, Chef and Equality
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix
October Challenge 2015
Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Rupsa and Equilateral Triangle
August Cook-Off 2015
Chef and the XORed Number , Chef and the Wildcard Matching
August Cook-Off 2016
Tweedle-Dee and Tweedle-Dum
Germany