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Cod sursa(job #253682)
#include <stdio.h>
#include <stdlib.h>
typedef struct{
long x;
long y;
}date;
typedef struct{
long x1;
long y1;
long r;
} date1;
date a[100002];
date1 b[100002];
int main()
{
long n,m,nr,i,j;
freopen("grendizer.in","r",stdin);
freopen("grendizer.out","w",stdout);
scanf("%u %u",&n,&m);
for(i=1; i<=n; i++) scanf("%u %u",&a[i].x,&a[i].y);
for(i=1; i<=m; i++) scanf("%u %u %u",&b[i].x1,&b[i].y1,&b[i].r);
for(i=1; i<=m; i++)
{
nr=0;
for(j=1; j<=n; j++)
if((abs(a[j].x-b[i].x1)+abs(a[j].y-b[i].y1))==b[i].r)
nr++;
printf("%u\n",nr);
}
fclose(stdout);
}