#include <stdio.h>
#include <string.h>
int n,m,p[100][2],nrg,x,y,z;
char a[100][100];
void qsort(int li,int ls)
{
    if (ls-li>0)
    {
        int i1=0,j1=-1,i=li,j=ls;
        while (i<j)
        {
            if (strcmp(a[i],a[j])>1)
            {
                char p[100];
                strcpy(p,a[i]);
                strcpy(a[i],a[j]);
                strcpy(a[j],p);
                int aux=i1;
                i1=-j1;
                j1=-aux;
            }
            i+=i1;
            j+=j1;
        }
        qsort(li,i-1);
        qsort(i+1,ls);
    }
}
int main()
{
    freopen("regiuni.in","r",stdin);
    freopen("regiuni.out","w",stdout);
    scanf("%d %d\n",&n,&m);
    int i,j;
    for (i=0;i<n;i++)
        scanf("%d %d %d\n",&x,&y,&z);
    for (i=0;i<m;i++)
        scanf("%d %d\n",&p[i][0],&p[i][1]);
 /*   for (i=0;i<m;i++)
    {
        freopen("regiuni.in","r",stdin);
        scanf("%d %d\n",&n,&m);
        for (j=0;j<n;j++)
        {
            scanf("%d %d %d\n",&x,&y,&z);
            a[i][j]=x*p[i][0]+y*p[i][1]+z>0;
        }
    }*/
    qsort(0,m-1);
    nrg=1;
    for (i=1;i<m;i++)
        if (strcmp(a[i],a[i-1])!=0)
            nrg++;
    printf("%d\n",nrg);
    return 0;
}