제출 #1143240

#제출 시각아이디문제언어결과실행 시간메모리
1143240snpmrnhlolTriumphal arch (POI13_luk)C++20
0 / 100
172 ms17368 KiB
#include<bits/stdc++.h> using namespace std; const int N = 3e5; vector <int> e[N]; int main(){ int n; cin>>n; for(int i = 0;i < n - 1;i++){ int u, w; cin>>u>>w; u--;w--; e[u].push_back(w); e[w].push_back(u); } int ans = 0; ans = max(ans, (int)e[0].size()); for(int i = 1;i < n;i++){ ans = max(ans, (int)e[i].size() - 1); } cout<<ans<<'\n'; return 0; }
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