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#include <fstream>
#include <algorithm>
#define p 700001
using namespace std;
int t[1001],cnt,n,m;
short a[1001],b[1001],c[1001];
inline int F(short a,short b,short c,int x,int y)
{
int v;
v=(int)a*x+(int)b*y+c;
if(v<0)
return -1;
return 1;
}
int main()
{
int x,y,i,h,j;
ifstream fin("regiuni.in");
fin>>n>>m;
for(i=1;i<=n;++i)
fin>>a[i]>>b[i]>>c[i];
for(i=1;i<=m;++i)
{
fin>>x>>y;
h=0;
for(j=1;j<=n;++j)
if(F(a[j],b[j],c[j],x,y)<0)
h=(h*10+1)%p;
else
h=(h*10+2)%p;
t[i]=h;
}
sort(t+1,t+m+1);
cnt=1;
for(i=2;i<=m;++i)
if(t[i]!=t[i-1])
cnt++;
ofstream fout("regiuni.out");
fout<<cnt<<"\n";
fout.close();
return 0;
}