May Challenge 2017
Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and his daily routine
September Lunchtime 2017
Chef and Dice, Chef and Cook-Off Contests
April Challenge 2020 Division 1
Strange Number, Ready Bitwise
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
March Cook-Off 2020 Division 1
Mysterious Sequence, Escape the Tree
June Challenge 2020 Division 2
Chef and String, Chef and Price Control, Covid Sampling (Challenge), Operations on a Tuple, The Tom and Jerry Game!, Even Matrix, Chef and Icecream
April Cook-Off 2021 Division 2
Tree Distances, OR of ANDs, Chocolate Monger
April Lunchtime 2021 Division 2
Array Rotation, Bench Press, Chef in Heaven , A Special Tree
Exun 2021-22 Division 2 (Rated)
Sarthak and his Magic Grid, Vedant and his Hidden Array, Aujasvit and the Circle Game, Neil and his Binary Tree
February Lunchtime 2022 Division 2
Four Equidistant Points on a Grid, Parallel Processing, Magical Modulo, Magnet Sort
