TNT

UID: 17441, Registered at 1 month ago, last login at 1 month ago, currently offline.

Solved 5 problems, RP: 25.2 (No. 4029)

♂

This person is lazy and didn't write anything.

P2862

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

数学: 2
BFS: 1
字符串: 1