文件目录

#include <iostream>
#include <cmath>
using namespace std;
bool isp(int n)
{
    if (n < 2)
        return 0;
    for (int i = 2; i <= sqrt(n); i++)
        if (n % i == 0)
            return 0;
    return 1;
}
int main()
{
    /*for (int i = 11; i < 100; i++)
        if (isp(i))
            cout << i << " ";
    */
    int pri[9] = {11, 13, 17, 31, 37, 71, 73, 79, 97};
    int a, b;
    cin >> a >> b;
    for (int i = 0; i < 9; i++)
    {
        if (pri[i] >= a && pri[i] <= b)
            cout << pri[i] << endl;
    }
    return 0;
}