Problems by Rujia Liu

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Almost Union-Find 4948 868 18% 0.02 774 430 56% 7.0
Blocks on Blocks 88 39 44% 0.00 28 20 71% 7.1
Eb Alto Saxophone Player 569 296 52% 0.00 235 216 92% 2.4
I Can Guess the Data Structure! 6889 2107 31% 0.00 1553 1369 88% 2.2
Prince and Princess 537 174 32% 0.01 125 98 78% 6.1