Problems by Rujia Liu

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Almost Union-Find 5337 946 18% 0.02 839 482 57% 6.6
Blocks on Blocks 90 40 44% 0.00 29 21 72% 7.0
Eb Alto Saxophone Player 589 313 53% 0.00 245 226 92% 2.4
I Can Guess the Data Structure! 7639 2334 31% 0.00 1715 1519 89% 2.3
Prince and Princess 632 196 31% 0.01 153 114 75% 6.3