Submission #132883

#	Time	Username	Problem	Language	Result	Execution time	Memory
132883		DanerZein	Aliens (IOI16_aliens)	C++14	4 / 100	3 ms	376 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:7:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<r.size();i++){
               ~^~~~~~~~~
aliens.cpp:11:16: 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