14-4

#include<iostream.h>
#include<math.h>
int prim (int n){
int i;
for(i=2;i<n/2;i++)
	if(n%i==0)
		return 0;
return 1;}
int main(){
int x,n,i=1;
cin>>n;
while(i<=n){
	cin>>x;
	if(prim(x)!=0)
		cout<<x<<" ";}}