[Offer收割]编程练习赛42 register

Ended

Participants:125

ID NAME RATIO SOLVED TRIED
A 对局匹配 87% 48 55
B 稀疏矩阵乘积 71% 33 46
C 树上的等差数列 30% 7 23
D 翻转字符串 30% 12 40