yan

UID: 1251, Registered at 1 year ago, last login at 1 year ago, currently offline.

Solved 4 problems, RP: 18 (No. 804)

This person is lazy and didn't write anything.

P1100

P1101

P1102

P1103

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

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

蓝桥杯: 4
真题: 4
2021蓝桥杯省赛: 4