제출 #1277380

#제출 시각아이디문제언어결과실행 시간메모리
1277380PieArmyNetrpeljivost (COI23_netrpeljivost)C++20
100 / 100
344 ms49736 KiB
#include<bits/stdc++.h> typedef long long ll; #define pb push_back #define fr first #define sc second #define endl '\n' using namespace std; int n; int table[1<<11][1<<11]; ll dp[1<<11][1<<11]; int main(){ ios_base::sync_with_stdio(23^23);cin.tie(NULL); cin>>n; for(int i=0;i<n;i++){ for(int j=0;j<n;j++){ cin>>table[i][j]; } } for(int i=1;i<n;i++){ for(int j=0;j<n;j++){ dp[i][j]=2e15; } } ll ans=2e15; for(int i=1;i<=n;i++){ for(int j=0;j<n;j++){ if(i==n){ ans=min(ans,dp[i-1][j]); continue; } int ls=(i&-i); for(int k=ls;k<ls*2;k++){ dp[i][j^k]=min(dp[i][j^k],dp[i-1][j]+table[j][j^k]); } } } cout<<ans<<endl; }
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