#include <iostream>

using namespace std;

int main()
{

    int n, v[100] = {0}, prime = 0;

    cin >> n;

    for (int i = 0; i < n; i++) {

        int c;

        cin >> c;

        int ePrim = 1;
        for (int i = 2; i <= c / 2; i++) {

            if (c % i == 0) {
                ePrim = 0;
                break;
            }

        }

        if (ePrim) {

            v[prime] = c;
            prime++;

        }
    }

    int minn = 2147483647, aparitii = 0, pozitii[100];
    for (int i = 0; i < prime; i++) {

        if (v[i] < minn) {

            minn = v[1];
            aparitii = 1;
            pozitii[aparitii - 1] = i;
        }
        else if (v[i] == minn) {

            aparitii++;
            pozitii[aparitii - 1] = i;

        }
    }

    cout << "MIN: " << minn << " Aparitii: " << aparitii << endl<<"Pozitii: ";
    for (int i = 0; i < aparitii; i++) {
        cout << pozitii[i] << " ";
    }


}