February Challenge 2021 Division 3
Highest Divisor, Chef and Meetings
February CodeChef Starters 2021 Division 3 (Rated)
College Life 2, Chef and Coupon, Maximum Value
March Challenge 2021 Division 3
Interesting XOR!, Chef and Groups, College Life 4, Paparazzi Gennady, Space Arrays, No Time to Wait
May Challenge 2021 Division 2 (Rated)
Xor Equality, Modular Equation, Tic Tac Toe
June Cook-Off 2021 Division 2
Binary String on Steroids, The Wave
June Lunchtime 2021 Division 2
False Number, Unpleasant Ones
July Lunchtime 2021 Division 2
Array Rotation Returns, Beautiful Pairs
CodeChef Starters 7 Division 2 (Unrated)
Ceiling Sum, Chess Format, Food Chain
August Challenge 2021 Division 2 (Unrated)
Special Triplets, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking
August Lunchtime 2021 Division 2
Just a Graph, Crossing Blocks, K-th Maximum
October Lunchtime 2021 Division 2
Chef and Water Car, Exactly N plus 1 Values
November Cook-Off 2021 Division 2
Product Pain, Missing Sums
December Challenge 2021 Division 3 (Rated)
Check Mate, Valleys and Hills, Rock Paper Scissors, Pyramid Traversal, List of Lists, Utkarsh and Placement tests
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