3 atestat

#include <iostream>
#include <fstream>

using namespace std;

void main() {
    short int n, p;
    int a, min, c1, c2;
    bool x = false;
    ifstream f("date.in");
    ofstream g("date.out");
    f >> n;
    for (short int i = 1; i <= n; i++) {
        f >> a;
        if (i == 1) c1 = a;
        if (i == 2) c2 = a;
        if (a % 2 && !x) {
            x = true;
            min = a;
            p = i;
        }
        if (x && a % 2 && a < min) {
            min = a;
            p = i;
        }
    }
    g << min << ' ' << p << endl;
    if (!c1 && !c2)
        g << 0;
    else
        if (!c1 && c2)
            g << c2;
        else
            if (c1 && !c2)
                g << c1;
            else {
                while (c1 != c2) {
                    if (c1 > c2)
                        c1 -= c2;
                    else
                        c2 -= c1;
                }
                g << c1;
            }
    f.close();
    g.close();
}