October Challenge 2019 Division 2
Missing Number, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices, Even Edges
January Challenge 2020 Division 2
Chef and Dynamo, Doraemon, Equality, Chefina and Prefix Suffix Sums, Breaking Bricks
February Lunchtime 2020 Division 2
Swapping to Palindrome, Secret Mission, Not All Flavours, At the Gates
April Lunchtime 2020 Division 1
Triangle Query, Positive Mex
May Lunchtime 2020 Division 1
Convert the String, Tree difference
March Lunchtime 2022 Division 1
Mathology, Winter, Adjacency Love, Separate Them All
India