#include <iostream>
#include <algorithm>

using namespace std;

int a[] = {6,7, 3, 2, 1};

bool f(int i, int j) {
    return i > j;
}

int main()
{

    sort(a, a+5, f);

    for (int i = 0; i < 5; i++)
        cout << a[i] << endl;

    return 0;
}