제출 #448484

#제출 시각아이디문제언어결과실행 시간메모리
448484BERNARB01Torrent (COI16_torrent)C++17
0 / 100
65 ms5448 KiB
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(false); cin.tie(0); int n, a, b; cin >> n >> a >> b; --a; --b; vector<int> deg(n, 0); for (int i = 1; i < n; i++) { int u, v; cin >> u >> v; --u; --v; if (u == a && v == b) { continue; } if (v == a && u == b) { continue; } deg[u]++; deg[v]++; } cout << *max_element(deg.begin(), deg.end()) << '\n'; return 0; }
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