#include <stdio.h>
#define MAXN 1005
#define NRM1 666013
#define NRM2 611953
using namespace std;

int h1[MAXN],h2[MAXN],x,y,n,m,a[MAXN],b[MAXN],c[MAXN],sol;

int main(){
    freopen("regiuni.in","r",stdin);
    freopen("regiuni.out","w",stdout);
    short int i,j;
    scanf("%ld%ld",&n,&m);
    for(i=1;i<=n;i++)
        scanf("%ld%ld%ld",&a[i],&b[i],&c[i]);
    for(i=1;i<=m;i++){
        scanf("%ld%ld",&x,&y);
        for(j=1;j<=n;j++){
            if(x*a[j]+y*b[j]+c[j]>0){
                h1[i]=(h1[i]*2)%NRM1;
                h2[i]=(h2[i]*2)%NRM2;}
            else{
                h1[i]=(h1[i]*2+1)%NRM1;
                h2[i]=(h2[i]*2+1)%NRM2;}}}
    for(i=1;i<=m;i++){
        for(j=1;j<i;j++)
            if(h1[j]==h1[i]&&h2[j]==h2[i])
                break;
        if(j==i)
            sol++;}
    printf("%ld\n",sol);
    return 0;}