여행 동아리 설문
| Time limit | Memory limit |
|---|---|
| 1 sec | 128 MB |
📃 Problem
💻 Input
🖨️ Output
💻 Sample Input 1
4 5 2 1 1 1 1 1 1 2 3 4 5 1 2 1 2 3 2 1 1 2 2 1 1 3 1
🖨️ Sample Output 1
2
Source: USACO 2010 December Bronze 1
No prompt
| Time limit | Memory limit |
|---|---|
| 1 sec | 128 MB |
4 5 2 1 1 1 1 1 1 2 3 4 5 1 2 1 2 3 2 1 1 2 2 1 1 3 1
2
Source: USACO 2010 December Bronze 1