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Cod sursa(job #890890)
#include <fstream>
using namespace std;
struct coord
{
int x,y;
};
int M,N,W,H,i;
coord t[10000],o[10000];
int ver (int p,int q)
{
int n,j;
n=0;
for(j=1;j<=M;j++)
if(o[j].x<=p+W && o[j].x>=p && o[j].y <= q+H && o[j].y >=q)
n++;
return n;
}
int main()
{
int nr=0;
ifstream f("ograzi.in");
ofstream g("ograzi.out");
f>>N>>M>>W>>H;
for(i=1;i<=N;i++)
{
f>>t[i].x>>t[i].y;
}
for(i=1;i<=M;i++)
{
f>>o[i].x>>o[i].y;
}
for(i=1;i<=N;i++)
{
nr=nr+ver(t[i].x,t[i].y);
}
g<<nr;
return 0;
}