# | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
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940311 | 2024-03-07T07:57:43 Z | andrei_boaca | Sightseeing in Kyoto (JOI22_kyoto) | C++17 | 0 ms | 0 KB |
#include <bits/stdc++.h> using namespace std; typedef long long ll; const ll INF=1e17; ll n,m; ll lin[100005],col[100005],dp[1005][1005]; int main() { ios_base::sync_with_stdio(false); cin.tie(0); cin>>n>>m; for(int i=1;i<=n;i++) cin>>lin[i]; for(int i=1;i<=m;i++) cin>>col[i]; for(int i=1;i<=n;i++) for(int j=1;j<=m;j++) if(i!=1||j!=1) { dp[i][j]=INF; if(i>1) dp[i][j]=min(dp[i][j],dp[i-1][j]+col[j]); if(j>1) dp[i][j]=min(dp[i][j],dp[i][j-1]+lin[i]); } int i=n,j=m; int prv=0; int changes=0; while(i!=1||j!=1) { if(from[i][j]!=prv&&prv!=0) changes++; prv=from[i][j]; if(from[i][j]==1) i--; else j--; } assert(changes<=15); cout<<dp[n][m]; return 0; }