March Challenge 2021 Division 3
Chef and Groups, Interesting XOR!, No Time to Wait, Space Arrays, College Life 4
March Lunchtime 2021 Division 3
Turn It, Dinner by Candlelight, Motivation, Racing, Lunchtime
May Lunchtime 2021 Division 3
Hoop Jump, Tom And Jerry 1
June Challenge 2021 Division 3 (Rated)
Summer Heat, Bella ciao, Bitwise Tuples, Shortest Route, Minimum Dual Area
July Challenge 2021 Division 2 (Unrated)
XxOoRr, Optimal Denomination
August Challenge 2021 Division 3 (Rated)
Special Triplets, Array Filling, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking
August Cook-Off 2021 Division 2
Different String, Equal Difference
September Cook-Off 2021 Division 2
Zebra Crossing, Fake Swaps, Adjacency Hatred
Starters 42 Division 2 (Rated)
Minimum or Maximum, Divisible by 3
India