Problems by Rujia Liu

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Almost Union-Find 5191 913 18% 0.02 811 459 57% 6.8
Blocks on Blocks 90 40 44% 0.00 29 21 72% 7.1
Eb Alto Saxophone Player 573 299 52% 0.00 238 219 92% 2.4
I Can Guess the Data Structure! 7454 2260 30% 0.00 1652 1465 89% 2.2
Prince and Princess 569 185 33% 0.01 134 105 78% 6.1