September Challenge 2017
Sereja and Commands, Little Chef and Sums, Fill The Matrix, Chef and Pick Digit, Minimum Good Permutation
October Challenge 2017
Chef and a great voluntary Program, Max Mex, Counter Test For CHEFSUM, A Balanced Contest
November Challenge 2017
Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes
December Challenge 2017
Chef And his Cake, Chef and Hamming Distance of arrays, Penalty Shoot-out, Chef And Easy Xor Queries, Santa Delivering Problem, Total Diamonds
October Cook-Off 2017
Chef and Employment Test, Chef and Weird Queries
November Cook-Off 2017
Online Chess, Random Pair
September Lunchtime 2017
Chef and Cook-Off Contests
December Lunchtime 2017
Strange Function, Days in Month
January Challenge 2018
K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers
January Cook-Off 2018
Multiple of 3, Survive in ChocoLand
January Lunchtime 2018
Chef and Game with Sequence
February Challenge 2018
Akanksha and End of Semester, Permutation and Palindrome, (Challenge) Biased Committee, Car-pal Tunnel, Points Inside A Polygon, Chef And The Patents, Chef And His Characters, Broken Clock
February Lunchtime 2018
Game with numbers, Jumping in the hills
March Cook-off 2018 Division 1
Chef Goes to the Cinema, Chef Restores a Matrix
Biteration #2 (Rated for Division 2)
A - Books, C - Chef and Maths
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