19ULfDm5Pk

UID: 30026, Registered at 2026-3-15 13:05:19, last login at 2026-3-19 18:49:04, last active at 2026-3-21 23:35:52.

Solved 5 problems, RP: 23 (No. 7626)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4003

P4004
P4005

P4006
P4647
Recent Activities

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

贪心算法: 1