user54asd45

UID: 12453, Registered at 6 months ago, last login at 3 weeks ago, last active at 2 weeks ago.

Solved 3 problems, RP: 15.9 (No. 237)

This person is lazy and didn't write anything.

P1530

P1525

P1526

This person is lazy and didn't join any contests or homework.

This person is lazy and didn't write any solutions.

二分: 2
优先队列: 1
模拟: 1
前缀和: 1