Problems by Rujia Liu

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Almost Union-Find 5444 961 18% 0.02 863 495 57% 6.7
Blocks on Blocks 90 40 44% 0.00 29 21 72% 7.0
Eb Alto Saxophone Player 601 322 54% 0.00 252 233 92% 2.4
I Can Guess the Data Structure! 7904 2404 30% 0.00 1769 1562 88% 2.4
Prince and Princess 636 199 31% 0.01 155 116 75% 6.2