billychan
UID: 5475, Registered at 2026-9-7 15:10:56, last login at 2026-9-11 19:44:37, currently offline.
Solved 15 problems, RP: 21 (No. 1219)
-
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
- CSP
- 15
- 模拟
- 5
- 算法基础
- 2
- 动态规划
- 2
- 背包
- 2
- STL
- 2
- 前缀和
- 1
- 搜索
- 1
- BFS
- 1
- 其他
- 1
- 循环节
- 1
- 倍增
- 1
- 字符串处理
- 1
- 数据结构
- 1
- 位图/bitset
- 1