https://www.acmicpc.net/problem/15587 15587번: Cow at Large (Gold) Cornered at last, Bessie has gone to ground in a remote farm. The farm consists of $N$ barns ($2 \leq N \leq 10^5$) and $N-1$ bidirectional tunnels between barns, so that there is a unique path between every pair of barns. Every barn which has only one tun www.acmicpc.net 요즘 유사코 실~골 div를 돌고 있는데, 여기는 문제 난이도가 적당하고 굉장히 맛있는 것 같다. 다양한 ..
