June Challenge 2021 Division 3 (Rated)
Bitwise Tuples, Bella ciao, Summer Heat
July Challenge 2021 Division 3 (Rated)
Maximum Production, Relativity
August Challenge 2021 Division 3 (Rated)
Special Triplets, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking
August Lunchtime 2021 Division 3
K-th Maximum, Maximum Length Even Subarray, Programming Languages
CodeChef Starters 10 Division 3 (Rated)
Hardest Problem Bet, Remove One Element, Maximise the Subsequence Sum, Odd Repeat
September Challenge 2021 Division 2 (Unrated)
XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass
September Cook-Off 2021 Division 2
Cars and Bikes, Zebra Crossing, Adjacency Hatred
CodeChef Starters 11 Division 2 (Rated)
Positive Spewing, The Two Dishes, Obtain the Sum, The Grid Fill Problem, Find the Direction
October Challenge 2021 Division 3 (Rated)
Longest AND Subarray, Digit Removal, MEX-OR, Three Boxes, Which Mixture
September Lunchtime 2021 Division 2
Balanced and Unique Arrays, Alice vs Bob Faceoff
CodeChef Starters 24 Division 2 (Rated)
Yet Another Constructive Problem, Avoid Contact, Anti Palindrome
CodeChef Starters 25 Division 2 (Rated)
Building Towers, Equal MEX, Points and Lines
March Cook-Off 2022 Division 4
Fixed Weight, Janmansh and Games, Janmansh and Coins, Janmansh and Assignments, Janmansh at Fruit Market, Equal Mex Splitting, Alternating Divisibility
India