#include<stdio.h>
#include<algorithm>
using namespace std;
FILE *f=fopen("loto.in","r");
FILE *g=fopen("loto.out","w");
struct loto{
	int s,x,y,z;
}b[1000001];
int n,s,i,p,u,m,j,a[101],k,ma;
int cmp(loto a,loto b){
	if (a.s<=b.s)
		return 1;
	return 0;
}
int main(){
	fscanf(f,"%d %d",&n,&s);
	for (i=1;i<=n;i++)
		fscanf(f,"%d",&a[i]);
	
	
	
	for(i=1;i<=n;i++)
		for(j=i;j<=n;j++)
			for(k=j;k<=n;k++){
				ma++;
				b[ma].s=a[i]+a[j]+a[k];
				b[ma].x=i;
				b[ma].y=j;
				b[ma].z=k;
			}
	sort (b+1,b+ma+1,cmp);
	
	for(i=1;i<=ma;i++){
		p=1;
		u=ma;
		while(p<=u){
			m=(p+u)/2;
			if (s-b[i].s==b[m].s){
				fprintf(g,"%d %d %d %d %d %d",b[i].x,b[i].y,b[i].z,b[m].x,b[m].y,b[m].z);
				return 0;
			}
			else
				if (s-b[i].s<b[m].s)
					u=m-1;
				else
					p=m+1;
		}
	}
	fprintf(g,"-1");
	return 0;
}