原铭辛

UID: 3680, Registered at 2026-4-7 17:24:19, last login at 2026-5-15 16:28:22, last active at 2026-5-15 16:32:39.

Solved 11 problems, RP: 56 (No. 1317)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1

P2

P3
P4

P6

P8
P9

P11

P16
P20

P38
Recent Activities

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