#include<fstream>
#define MOD1 666013
#define MOD2 666019
using namespace std;
ifstream f("regiuni.in");
ofstream g("regiuni.out");
int n,m,i,j,sol,x,y,hash1,hash2,h1[1010],h2[1010];
struct dr{int a,b,c;}v[1010];
int main()
{
    f>>n>>m;
    for(i=1;i<=n;++i)
    {
        f>>v[i].a>>v[i].b>>v[i].c;
    }
    for(i=1;i<=m;++i)
    {
        f>>x>>y;
        hash1=hash2=0;
        for(j=1;j<=n;++j)
        if(v[j].a*x+v[j].b*y+v[j].c<=0)
        {
            hash1=(hash1*2)%MOD1;
            hash2=(hash2*6)%MOD2;
        }
        else
        {
            hash1=(hash1*2+1)%MOD1;
            hash2=(hash2*7+1)%MOD2;
        }
        h1[i]=hash1;
        h2[i]=hash2;
    }
    for(i=1;i<=m;++i)
    {
        for(j=1;j<i;++j)
        if(h1[i]==h1[j]&&h2[i]==h2[i])
        break;
        if(j>=i)
        ++sol;
    }
    g<<sol<<'\n';
    return 0;
}