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#include<fstream>
#include<algorithm>
#include<cstdlib>
#define NMAX 276997
#define LL long long
using namespace std;
ifstream fin("dtcsu.in");
ofstream fout("dtcsu.out");
LL v[]={2,3,5,7,11},n,nr;
int q,sol;
const int SZ=10000;
char input[SZ+1],*in;
LL atoi()
{
LL nr=0;
for(;!(*in>='0' && *in<='9') && *in;in++);
if(!*in)
{
fin.read(input,SZ);
in=input;
for(;!(*in>='0' && *in<='9') && *in;in++);
}
for(;*in>='0' && *in<='9';in++)
{
nr=nr*10+(*in-'0');
if(!*(in+1))
{
fin.read(input,SZ);
in=input-1;
}
}
return nr;
}
int main()
{
fin.read(input,SZ);
in=input;
for(int i=0;i<NMAX;i++)
n=atoi();
q=atoi();
for(;q;q--)
{
n=atoi();
for(int i=0;i<5;i++)
for(;n%v[i]==0;n/=v[i]);
sol+=(n==1);
}
fout<<sol;
return 0;
}