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#include <iostream>
#include <fstream>
using namespace std;
int div(int n)
{
int d=2;
while(n>1)
{
while(n%d==0)
{
if((d==2||(d==3)||(d==5)||(d==7)||(d==11))) return 1;
n=n/d;
}
d++;
}
return 0;
}
int main()
{
ifstream f("dtcsu.in");
ofstream g("dtcsu.out");
int i,x,n,nr=0;
char s[256];
for(i=1;i<=276997;i++)
f>>s;
f>>n;
for(i=1;i<=n;i++)
{
f>>x;
if(x==1) nr++;
else if(div(x)) nr++;
}
g<<nr;
f.close();
g.close();
return 0;
}