20210617

UID: 830, 등록 2022-7-11 16:33:02, 마지막 접속 2022-9-12 19:01:03, 오프라인.

총 4 문제 해결.RP: 22 (No. 3225)

소개

This person is lazy and didn't write anything.
Accepted Problems
65
72
78
80
최근 활동

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

入门题: 4