Submission #132918

#	Time	Username	Problem	Language	Result	Execution time	Memory
132918		DanerZein	Aliens (IOI16_aliens)	C++14	4 / 100	3 ms	380 KiB

aliens

    #include "aliens.h"
    #include <bits/stdc++.h>
    using namespace std;
    int lan[110][110];
    long long take_photos(int n, int m, int k, std::vector<int> r, std::vector<int> c) {
      memset(lan,-1,sizeof lan);
      for(int i=0;i<r.size();i++){
        lan[r[i]][c[i]]=1;
      }
      long long d=0;
      for(int i=0;i<r.size();i++){
        int x,y;
        x=min(r[i],c[i]);
        y=max(r[i],c[i]);
        for(int j=x;j<=y;j++){
          for(int k=x;k<=y;k++){
    	lan[j][k]=2;
          }
        }
      }
      for(int i=0;i<m;i++){
        for(int j=0;j<m;j++){
          if(lan[i][j]==2){
    	d++;
          }
        }
      }
      //cout<<d<<endl;
      return d;
    }

Compilation message (stderr)

aliens.cpp: In function 'long long int take_photos(int, int, int, std::vector<int>, std::vector<int>)':
aliens.cpp:7:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
       for(int i=0;i<r.size();i++){
                   ~^~~~~~~~~
aliens.cpp:11:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
       for(int i=0;i<r.size();i++){
                   ~^~~~~~~~~

• Subtask 1: 4 / 4
• Subtask 2: 0 / 12
• Subtask 3: 0 / 9
• Subtask 4: 0 / 16
• Subtask 5: 0 / 19
• Subtask 6: 0 / 40