Codeforces Round 960 (Div. 2)
| Problems | AC |
|---|---|
| A. Submission Bait | ○ |
| B. Array Craft | ○ |
| C. Mad MAD Sum | ○ |
| D. Grid Puzzle | ⊕ |
| E1. Catch the Mole(Easy Version) | |
| E2. Catch the Mole(Hard Version) | |
| F. Polygonal Segments |
C
题目 Mad MAD Sum 是否是做两次的暗示呢（）
D
实际上是个简单 dp 讨论题
Codeforces Round 960 (Div. 2)