kJPOW0iPiU
UID: 28283, Registered at 2026-2-13 12:11:50, last login at 2026-2-18 11:30:28, currently offline.
Solved 1 problems, RP: 5 (No. 11228)
-
Bio
This person is lazy and didn't write anything. -
Accepted Problems
-
Recent Activities
This person is lazy and didn't join any contests or homework.
Problem Tags
- 混淆矩阵
- 1