September Challenge 2019 Division 2
Easy Fibonacci, Biladerim Icin, Fuzzy Linear Combinations, Expected GCD, Doofish Set, Chef Designed a Network, Chef and Interesting Subsequences , Chef and Good Subsequences
October Lunchtime 2019 Division 2
Counting Inversions Revisited, Box Game, Khaled in HIT
November Lunchtime 2019 Division 1
Planting Trees, Washing Windows, Perfection
May Cook-Off 2020 Division 1
Chef, Chefina and Their Friendship, Roads in Chefland
May Lunchtime 2020 Division 1
Convert the String, Tree difference
Biteration #2 (Rated for Division 2)
A - Books, C - Chef and Maths, B - Candy Love, D - Break the Rules
Exun Programming Prelims 2019 (Rated for all)
Weird Modulo Problem , Tennis Tournament
August Challenge 2020 Division 1
Chef and Wedding Arrangements, Smallest KMP, Chefina and Strange Tree, Subsequence Frequency Counting, Insanely Hard School Exams
June Cook-Off 2020 Division 1
Per Capita Income, Checkpoints
June Lunchtime 2020 Division 1
Maximum AND, Gold Mining, Square Submatrices
Code Ensemble (Rated for Division 2)
Cherry and Bits, Priya and AND, Help Martha
India