제출 #69213

#제출 시각아이디문제언어결과실행 시간메모리
69213mr_bananaAliens (IOI16_aliens)C++17
4 / 100
5 ms700 KiB
#include "aliens.h" #include<bits/stdc++.h> using namespace std; const int MN=500+10; long long inf; long long dp[MN][MN]; pair<int,int> p[MN]; long long sq(int x){ return 1ll*x*x; } bool g[MN][MN]; long long take_photos(int n, int m, int k, vector<int> r, vector<int> c) { inf=1ll*m*m; for(int i=0;i<n;i++){ p[i]={min(r[i],c[i]),-max(r[i],c[i])-1}; } sort(p,p+n); int n1=unique(p,p+n)-p; n=0; int mx=-1; for(int i=0;i<n1;i++){ if(mx<-p[i].second){ p[n++]={p[i].first,-p[i].second}; mx=p[n-1].second; } } long long ans=0; for(int i=0;i<n;i++){ for(int j=p[i].first;j<p[i].second;j++){ for(int k=p[i].first;k<p[i].second;k++){ if(g[j][k]==0){ g[j][k]=1; ans++; } } } } return ans; for(int i=0;i<n;i++){ for(int j=0;j<=k;j++){ dp[i+1][j]=inf; for(int l=0;l<=i;l++){ if(j){ if(l==0){ dp[i+1][j]=min(dp[i+1][j],sq(p[i].second-p[l].first)+dp[l][j-1]); } else{ dp[i+1][j]=min(dp[i+1][j],dp[l][j-1]+sq(p[i].second-p[l].first)-sq(max(0,p[l-1].second-p[l].first))); } } } } } return dp[n][k]; }
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...