September Challenge 2019 Division 2
Easy Fibonacci, Biladerim Icin, Fuzzy Linear Combinations, Expected GCD, Doofish Set, Chef Designed a Network, Chef and Interesting Subsequences , (Challenge) Sebi and CPU Design, Chef and Good Subsequences
October Challenge 2019 Division 2
Chef and Maximum Star Value, Phone Prices, Operations on a Matrix, (Challenge) Maximizing LIS, Array Modification, Bacterial Reproduction, Missing Number, Even Edges
November Challenge 2019 Division 1
Physical Exercise, Smallest Beautiful Number, From Zero to Infinity, A Simple Game, Single Point of Failure
March Challenge 2020 Division 1
Lasers Everywhere Alternative, Inverse of a Function, Lasers Everywhere, Break, Chef and DAG, Winning Ways 2
September Challenge 2020 Division 1
Chefina and Swap, Chef and Trump Cards, Find XOR, Rotate the Polyline, Move the Coins - Creating Tests, Divide Candies, Ada Matrix
October Challenge 2020 Division 1
D-Dimensional MST, Adding Squares, Compress all Subsegments, Replace for X, Rooted Minimum Spanning Tree, Random Knapsack, Positive AND, Inversions
SnackDown 2021 - Online Round 1A
Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM
SnackDown 2021 - Online Pre-Elimination
Non-Decreasing Subsequence of size K, Product Pain, Guests like slippers
SnackDown 2021 - Online Elimination Round (Rated for all)
Random Convex Hull, Graduate Work Matters, Sorting Segments
Poland