#include <stdio.h>
struct dr { int a,b,c; };
dr drepte[300];
char grupe[300][300],aux[300];
int k,x,y,gas;
int n,m,i,j,nr;
FILE *fin,*fout;

int strcmp(char a[],char b[])
  {
    int i=0;
    while (a[i]==b[i]&&a[i]!=0&&b[i]!=0) i++;
    if (a[i]==b[i]) return 0;
    return 1;
  }

int main()
{
fin=fopen("regiuni.in","rt");
fout=fopen("regiuni.out","wt");
fscanf(fin,"%d %d\n",&n,&m);
for (i=0;i<n;i++)
 fscanf(fin,"%d %d %d\n",&drepte[i].a,&drepte[i].b,&drepte[i].c);
for (i=0;i<m;i++)
   {  fscanf(fin,"%d %d\n",&x,&y);
      j=0;
      while (aux[j]) aux[j++]=0;
      nr=0;
      for (j=0;j<n;j++)
	 if (drepte[j].a*x+drepte[j].b*y+drepte[j].c>0)
	    aux[nr++]='1';
	 else
	    aux[nr++]='0';
      gas=0;
      for (j=0;j<k;j++)
	 if (strcmp(aux,grupe[j])==0)
	   {gas=1;
	    break;
	    }
      if (gas==0)
	{
	 j=0;
	 while (aux[j]) grupe[k][j]=aux[j++];
	 grupe[k][j]=0;
	 k++;
	}
   }
fprintf(fout,"%d\n",k);
return 0;
}