#include<fstream>

using namespace std;
typedef int var;

ifstream fin("regiuni.in");
ofstream fout("regiuni.out");

const var MAXN = 1001;
const var P1 = 666013,
          P2 = 123201,
          P3 = 9381;


var A[MAXN], B[MAXN], C[MAXN], H[MAXN], hsize;

inline void check_add(var val) {
    for(var i=0; i<hsize; i++) {
        if(H[i] == val)
            return;
    }
    H[hsize++]=val;
}

int main() {
    var n, m, x, y, i, j, val1, val2;
    bool rez;
    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;
        val1 = val2 = 0;
        for(j=1; j<=n; j++) {
            rez = (A[j]*x + B[j]*y + C[j] > 0);
            val1 = val1*2 + rez;
            val2 = val2*2 + rez;
            val1 %= P1;
            val2 %= P2;
        }
        check_add(val1*P3+val2);
    }

    fout<<hsize;

    return 0;
}