제출 #1143127

#제출 시각아이디문제언어결과실행 시간메모리
1143127asaassTriumphal arch (POI13_luk)C++17
0 / 100
203 ms26316 KiB
#include <iostream> #include <algorithm> #include <vector> using namespace std; typedef long long ll; ll n,m,i,j,k,l,d[400000],t[400000]; vector<ll>g[400000]; void df(ll v){ ++t[d[v]]; for(auto i:g[v]) if(d[i]==0) d[i]=d[v]+1,df(i); } int main() { cin>>n; for(k=1;k<n;k++) cin>>i>>j,g[i].emplace_back(j),g[j].emplace_back(i); d[1]=1; df(1); for(i=2;i<=n;i++) t[i]+=t[i-1],m=max(m,(t[i]+i-3)/(i-1)); cout<<m; }
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