yfOPmPnd2D

UID: 42590, Registered at 2026-6-2 15:20:04, last login at 2026-6-2 15:20:23, currently offline.

Solved 2 problems, RP: 8 (No. 15203)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4890
P4891
Recent Activities

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

其他: 1
数学: 1
贪心算法: 1