Problems from Rujia Liu's Present 3: A datastructure contest celebrating the 100th anniversary of Tsinghua University

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Almost Union-Find 5337 946 18% 0.02 839 482 57% 6.6
I Can Guess the Data Structure! 7639 2334 31% 0.00 1715 1519 89% 2.3