October Mega Cook-Off 2018 Division 2
Ada and the Staircase, Binary Nim 2
April Challenge 2018 Division 2
Weight of Numbers, Workers
Encoder (Rated for Division 2)
Knight Chess, Paint the Wall
February Cook-Off 2019 Division 2
Max Range Queries, Chef and Secret Password, Buying New Tablet, Chef and Party
March Cook-Off 2019 Division 1
XOR N-bonacci Sequence, Markers and Caps
March Lunchtime 2019 Division 1
Corrupted Seven-Segment Display
May Challenge 2020 Division 2
Isolation Centers, Coronavirus Spread
April Cook-Off 2020 Division 2
Matrix Decomposition, Lift Requests, Simple Operations
March Lunchtime 2020 Division 2 (Unrated)
Chef Swaps Digits, Good Prefix
June Cook-Off 2020 Division 2
Cache Hits, Per Capita Income, Max Mex, Checkpoints
September Cook-Off 2020 Division 1
Maximise Subsequence Value
September Lunchtime 2020 Division 1
Root the Tree, Robot Detector
India