Roland

UID: 38904, Registered at 2026-4-29 15:42:25, last login at 2026-5-17 22:36:22, currently offline.

Solved 5 problems, RP: 13 (No. 12616)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4492

P4493
P4494

P4907
P4940
Recent Activities

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

入门教程: 3
模拟: 1
双指针: 1