#include <iostream>
#include <unordered_map>

using namespace std;

struct pereche
{
    int i = -1;
    int j = -1;
    int k = -1;
    int sum = 0;
};
    unordered_map<int, pereche> mp;

int main()
{
    freopen("loto.in", "r", stdin);
    freopen("loto.out", "w", stdout);

    int N, S;
    int nr[100];

    cin >> N >> S;
    for(int i = 1; i <= N; i++)
    {
        cin >> nr[i];
    }

    for(int i = 1; i <= N; i++)
        for(int j = 1; j <= N; j++)
            for(int k = 1; k <= N; k++)
            {
                pereche p;
                p.i = i;
                p.j = j;
                p.k = k;
                p.sum = nr[i] + nr[j] + nr[k];
                mp[p.sum] = p;
            }

    for(int i = 1; i <= N; i++)
    {
        for(int j = 1; j <= N; j++)
        {
            for(int k = 1; k <= N; k++)
            {
                int sum = nr[i] + nr[j] + nr[k];
                int sn = S - sum;
                if(mp[sn].i != -1)
                {
                    {
                        cout << i << " " << j << " " << k << " ";
                        cout << mp[sn].i << " " << mp[sn].j << " " << mp[sn].k << " ";
                        return 0;

                    }
                }
            }

        }
    }

    cout << -1;
    return 0;
}