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Cod sursa(job #253881)
#include <fstream.h>
#include <math.h>
struct punct {int x,y;} p[40000];
int n,m,d,r,nr,x,y,i,j;
int main()
{
ifstream fin("grendizer.in");
fin>>n>>m;
for(i=1;i<=n;i++)
{
fin>>p[i].x;
fin>>p[i].y;
}
ofstream fout("grendizer.out");
for(i=1;i<=m;i++)
{
fin>>x>>y>>r;
nr=0;
for(j=1;j<=n;j++)
{
d=abs(p[j].x-x)+abs(p[j].y-y);
if(d==r)
nr++;
}
fout<<nr<<'\n';
}
fout.close();
return 0;
}