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#include <fstream>
#include <algorithm>
using namespace std;
ifstream f("regiuni.in");
ofstream g("regiuni.out");
struct dreapta
{
int a,b,c;
} a[1001];
struct punct
{
int x,y;
} b[1001];
int m,n,i,j,sol;
long long v[1001];
int main()
{
f>>n>>m;
for(i=1;i<=n;i++)
{
f>>a[i].a>>a[i].b>>a[i].c;
}
for(i=1;i<=m;i++)
{
f>>b[i].x>>b[i].y;
}
for(i=1;i<=m;i++)
{
for(j=1;j<=n;j++)
{
if(a[j].a*b[i].x+a[j].b*b[i].y+a[j].c>0)
{
v[i]=v[i]*2+1;
}
else
{
v[i]=v[i]*2;
}
}
}
sort(v,v+m+1);
sol=0;
long long aux;
for(i=1;i<=m;)
{
aux=v[i];
for(;v[i]==aux && i<=m;i++);
sol++;
}
g<<sol<<'\n';
return 0;
}