September Challenge 2017
Minimum Good Permutation, Little Chef and Sums, Chef and Pick Digit
November Challenge 2017
Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes
December Challenge 2017
Total Diamonds, Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays
October Lunchtime 2017
Buggy Calculator, Maximum Number
December Lunchtime 2017
Days in Month, Strange Function
January Challenge 2018
K-Concatenation, Maximum Score, Rectangle
October Challenge 2018 Division 2
Chef and Circles, Byte to Bit, Chef and Serves, Minimize Digitsum, Beautiful Bricks, Appy and Balloons , Chef and Surprise Chessboard
June Challenge 2019 Division 1
Lent Money, Chef and Ingredients, Sum and GCD
August Challenge 2019 Division 1
Distribute Apples, Zombie and the Caves, Football, Chef and Gordon Ramsay, Maximize an Expression, Dilemma, Encoding, Guddu and his Mother
October Challenge 2019 Division 1
Even Edges, Bacterial Reproduction, Chef and Maximum Star Value, Array Modification
June Lunchtime 2021 Division 2
From Rational to Binary, False Number, Unpleasant Ones, Tic Tac Toe
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