제출 #635587

#제출 시각아이디문제언어결과실행 시간메모리
635587ionan6ixAliens (IOI16_aliens)C++17
4 / 100
1 ms340 KiB
#include "aliens.h" #include<bits/stdc++.h> using namespace std; long long take_photos(int n, int m, int k, std::vector<int> r, std::vector<int> c) { if(n<=50 && m<=100 && k==n) //First Subtask { int sol = 0; vector<vector<int> > matrix; matrix.resize(m); for(int i = 0;i<m;i++) matrix[i].resize(m); for(int i=0;i<m;i++) for(int j=0;j<m;j++) matrix[i][j] = 0; for(int i = 0;i<n;i++) { if(matrix[r[i]][c[i]]) continue; int m = min(r[i],c[i]); int M = max(r[i],c[i]); for(int j = m;j<=M;j++) for(int t = m;t<=M;t++) matrix[j][t] = 1; } for(int i = 0;i<m;i++) for(int j=0;j<m;j++) sol+=matrix[i][j]; return sol; } bool flag = true; for(int i = 0;i<n;i++) if(r[i]!=c[i]) { flag = false; break; } if(n<=500 && m<=1000 && flag) { vector<vector<int> > dp; dp.resize(n); for(int i=0;i<n;i++) { dp[i].resize(k+1); for(int j=0;j<=k;j++) dp[i][j] = INT_MAX; } for(int i = 0;i<n;i++) { for(int j = 0;j<=i;j++) { for (int t = 1; t <= k; t++) { int area = (r[i] - r[j] + 1) * (c[i] - c[j] + 1); int f; if (j == 0 && t==1) f = 0; else if(j==0 && t!=1) f=INT_MAX; else f = dp[j - 1][t-1]; if(f==INT_MAX) continue; dp[i][t] = min(dp[i][t], f + area); } } } int sol = INT_MAX; for(int j=1;j<=k;j++) sol=min(sol,dp[n-1][j]); return sol; } return 0; }
#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...