์ ์๋ก ๋ฐ ์กฐํฉ๋ก https://www.acmicpc.net/problem/3036 ๋ง https://www.acmicpc.net/problem/11050 https://www.acmicpc.net/problem/11051 https://www.acmicpc.net/problem/1010 https://www.acmicpc.net/problem/9375 https://www.acmicpc.net/problem/1676 ํฉํ ๋ฆฌ์ผ 0์ ๊ฐ์
