import java.util.*;
 

public class Main {
	
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int S= sc.nextInt();
		ArrayList<Integer> p1 = new ArrayList<>();
		ArrayList<Integer> p2 = new ArrayList<>();
		HashMap<Integer,ArrayList<ArrayList<Integer>>> n1 = new HashMap<>();
		HashMap<Integer,ArrayList<ArrayList<Integer>>> n2 = new HashMap<>();
		for(int i=0;i<N/2;i++){
			p1.add(sc.nextInt());
		}
		for(int i=N/2;i<N;i++){
			p2.add(sc.nextInt());
		}
		for(int i=(1<<p1.size())-1;i>=0;i--){
			int sum=0;
			ArrayList<Integer> temp = new ArrayList<>();
			for(int j=0;j<p1.size();j++){
				if( (i<<j&1<<(p1.size()-1))==1<<(p1.size()-1)){
					sum+=p1.get(j);	
					temp.add(j+1);
				}
			}
		 if(!n1.containsKey(sum)) n1.put(sum,new ArrayList<ArrayList<Integer>>());
			n1.get(sum).add(temp);
		}
		for(int i=(1<<p2.size())-1;i>=0;i--){
			int sum=0;
			ArrayList<Integer> temp = new ArrayList<>();
			for(int j=0;j<p2.size();j++){
				if( (i<<j&1<<(p2.size()-1))==1<<(p2.size()-1)){
					sum+=p2.get(j);	
					temp.add(j+N/2+1);
				}
			}
			if(!n2.containsKey(sum)) n2.put(sum,new ArrayList<ArrayList<Integer>>());
			n2.get(sum).add(temp);
		}

		for(int a:n1.keySet()){
			if(n2.containsKey(S-a)){
				for(ArrayList<Integer> f:n1.get(a)){
					for(ArrayList<Integer> g:n2.get(S-a)){
						String q ="";
						for(int r:f){
							q+=r+" ";
						}
						for(int t : g){
							q+=t+" ";
						}
						
						System.out.println(q.trim());
					}
				}
			}
		}		
	}
}