프롬프트 없음
7 3 0 0 10 0 10 0 10 5 12 5 10 5 10 5 1 5 12 5 12 7 0 7 12 7 0 7 0 0 3 4 6 6 17 3
2
출처: USACO 2012 December Contest, Bronze Problem 3. Crazy Fences