#include    <iostream>
#include    <fstream>

using namespace std;

ifstream fin("fisier.in");

int main()
{
    int a, b, c, d;
    bool flag = false;
    fin >> a >> b >> c;
    while(fin >> d)
    {
        if(flag == false && a < b && b < c && c < d)
        {
            cout << a << " " << b << " " << c << " " << d;
            flag = true;
        }
        a = b;
        b = c;
        c = d;
    }
    if(flag ==  false)
        cout << "NU EXISTA";
    return 0;
}