May Lunchtime 2020 Division 2
Weird Walk, Convert the String, Lost Weekends, Tree difference, Escape One
June Challenge 2020 Division 2
The Delicious Cake, Chef and Price Control, Chef and String, Covid Sampling (Challenge), Chef and Icecream, Guessing Game, Operations on a Tuple, The Tom and Jerry Game!, Even Matrix
July Cook-Off 2020 Division 1
MEX-ception, Path-etic Products, OR-thodox Distinction, Even-tual Reduction, The In-XOR-able Task, What Is This, a Crossover Episode
June Cook-Off 2020 Division 1
Per Capita Income, Checkpoints, Banned Quotient
September Cook-Off 2020 Division 1
Maximise Subsequence Value, Minimum Insertions
SPYBITS IIT BHU Division 1 (Unrated)
B - Valentine Couples, A - Save Water Save Life
May Cook-Off 2021 Division 1
Permutation Swaps, Double Burgers
June Cook-Off 2021 Division 1
Binary String on Steroids
India