#include <bits/stdc++.h>
using namespace std;
int a[105];
int ff(int n) {
	bool f = 0;
	for (int i = 2; i < n; i++) {
		if(n % i == 0) {
			f = 1;
		}
	}
	if(f == 0 && n != 1) {
		cout << n << " ";
	}
}
int main() {
    int n;
    cin >> n;
    for (int i = 0; i < n; i++) {
    	cin >> a[i];
    	ff(a[i]);
	}
    return 0;
}