#include <fstream>
#include <map>

#define MAXN 100

using namespace std;

ifstream cin( "loto.in" );
ofstream cout( "loto.out" );

struct Bilet
{
  int nr1, nr2, nr3;
};

map<int,Bilet> b;

int v[MAXN+5];

int main()
{
  int n, m;

  cin>>n>>m;

  for( int i=1;i<=n;i++ )
    cin>>v[i];

  int ans=0;

  for( int i=1;i<=n && !ans;i++ )
    for( int j=i;j<=n && !ans;j++ )
      for( int k=j;k<=n && !ans;k++ )
      {
        int sum=v[i]+v[j]+v[k];

        b[sum]={i,j,k};

        if( b.find(m-sum)!=b.end() )
        {
          cout<<v[i]<<" "<<v[j]<<" "<<v[k]<<" "<<b[m-sum].nr1<<" "<<b[m-sum].nr2<<" "<<b[m-sum].nr3;
          ans=1;
        }
      }

  if( !ans )
    cout<<"-1";

  return 0;
}