ShiYaoLi

Practice: 

Countdown, Random Knapsack, Geometry 1, Fat Hut, Min-Max Path, Chef and Deque, Permutation and GCD Set

July Cook-Off 2018 Division 1: 

Chef and GCD Game , OR Matrix

August Cook-Off 2018 Division 1: 

GukiZ and Candies, Mixi Game

May Lunchtime 2018 Division 2: 

Trace of Matrix, Count Substrings, Shifted Palindrome, Maximum Plus

June Challenge 2018 Division 2: 

Ways to Work, Naive Chef, Binary Shuffle, Sheokand and String, Expected Buildings, Warehouseman (Challenge), Vision, Two Flowers

June Lunchtime 2018 Division 1: 

Sort the Leaves, Permutation Composition Queries, Summary Power

July Lunchtime 2018 Division 1: 

Prime divisors

August Lunchtime 2018 Division 1: 

X and Two Groups, GukiZ Has More Candies, Mix Mix Game, Chef and Eid

Replay of Indian IOITC 2018 #2 (Rated): 

Changing Numbers

ProCon 2018 (Rated for all): 

The Great Run, Kill them with your success, Awkward Pairs, Algebra Score

July Cook-Off 2020 Division 1: 

Even-tual Reduction, OR-thodox Distinction

July Lunchtime 2020 Division 1: 

Golomb Sequence, Binary Concatenation

October Challenge 2020 Division 1: 

Positive AND, Adding Squares, D-Dimensional MST, Replace for X

November Challenge 2020 Division 1: 

Chef and the Combination Lock, Restore Sequence, Magical Candy Store, Scalar Product Tree, Unusual Queries

January Challenge 2021 Division 1: 

And-Or Game, Blackjack, Expected Number of SCCs, Chef and Ants, Cool Subsets, Guess the Tiling

December Challenge 2020 Division 1: 

Hail XOR, Square Root of LCA Convolution, Calculus, Permutations, String Operations, Positive Prefixes, Even Pair Sum

February Challenge 2021 Division 1: 

Prime Game, Cell Shell, Bash Matrix, Cut the Cake (Challenge), Dream and the Multiverse, XOR Sums, Multiple Games, Another Tree with Number Theory, Team Name, Frog Sort

March Challenge 2021 Division 1: 

Consecutive Adding, Paparazzi Gennady, Space Arrays, Maximum Topological Sort

April Challenge 2021 Division 1: 

Tree Permutations, Boolean Game, Chef and Dice, Worthy Matrix, Binary String MEX, Destroy the EMP Chip

August Lunchtime 2021 Division 1: 

Bunny Hops, Just a Graph, Longest Spanning Substrings

September Challenge 2021 Division 1 (Unrated): 

Airline Restrictions, Minimum Digit Sum 2, Covaxin vs Covishield, Travel Pass, 2-D Point Meeting, Treasure Hunt, Minimize Digit Sum, Shuffling Parities, XOR Equal

September Cook-Off 2021 Division 1: 

Chess Kings Chasing Game, Chef and Pairwise Distances, Half Sequence, Fake Swaps

September Lunchtime 2021 Division 1: 

Range Array, Interesting Representation, Subsequence LCS, Alice vs Bob Faceoff

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