Problems by Rujia Liu

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Almost Union-Find 5953 1058 18% 0.02 951 549 58% 6.7
Blocks on Blocks 91 41 45% 0.00 30 22 73% 7.0
Eb Alto Saxophone Player 617 333 54% 0.00 263 244 93% 2.4
I Can Guess the Data Structure! 9407 2835 30% 0.00 2050 1802 88% 2.7
Prince and Princess 670 205 31% 0.01 168 122 73% 6.6