Problems by Rujia Liu

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Almost Union-Find 13735 2253 16% 0.02 2011 1280 64% 5.6
Blocks on Blocks 150 59 39% 0.00 49 37 76% 6.4
Eb Alto Saxophone Player 1322 717 54% 0.00 606 570 94% 2.1
I Can Guess the Data Structure! 19372 5781 30% 0.00 3940 3427 87% 3.1
Prince and Princess 1609 423 26% 0.01 380 273 72% 6.0