Problems by Rujia Liu

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Almost Union-Find 8530 1490 17% 0.02 1384 813 59% 5.7
Blocks on Blocks 107 48 45% 0.00 39 29 74% 6.9
Eb Alto Saxophone Player 862 479 56% 0.00 392 367 94% 2.2
I Can Guess the Data Structure! 13882 4277 31% 0.00 2878 2543 88% 2.7
Prince and Princess 1078 297 28% 0.01 255 182 71% 6.6