代码如下

#include<iostream>
using namespace std;

int main() {
	int n, a, flag = 0;
	cin >> n;
	for (int i = 1; i <= n; i++) {
		cin >> a;
		for (int i = 2; i < a; i++) {
			if (a % 2 == 0) {
				flag = 1;
				break;
			}
		}
		if (flag == 0) cout << a << " ";
		flag = 0;
	}
	return 0;
}