温柔的灯塔

UID: 52439, Registered at 2026-8-30 20:38:24, last login at 2026-8-31 22:30:24, last active at 2026-9-4 20:05:16.

Solved 2 problems, RP: 2 (No. 24326)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P500
P3991
Recent Activities

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

入门教程: 1