July Cook-Off 2018 Division 2
OR Matrix, Chef and GCD Game , Encoding Message
July Challenge 2018 Division 2
Magic Set, No Strings Attached
August Lunchtime 2018 Division 2
Chef and Problem Setting, Chef and Eid, Mix Mix Game
October Lunchtime 2018 Division 2
Three Friends, Niceness of the Arrays, Weird Question, Coloring the Grid
March Challenge 2019 Division 1
Chef and Soccer, Treasure Hunt, Yet Again a Subarray Problem
April Challenge 2019 Division 1
Edgy, Kira Loves Palindromes, Playing with Numbers, Mininum XOR over Tree, Offer for Chef
June Challenge 2019 Division 1
Lent Money, Count Arrays, Sum and GCD
October Lunchtime 2019 Division 1 (Unrated)
Counting Inversions Again!
May Lunchtime 2020 Division 2
Escape One, Weird Walk, Convert the String, Lost Weekends, Tree difference
Bangladesh