#include<stdio.h>
#include<algorithm>
using namespace std;
main(){
    int N,M;
    int C[10];
    scanf("%d%d",&N,&M);
    for(int i = 0;i < N;i++){
        scanf("%d",&C[i]);
    }
    sort(C,C+N);
    int rest = M;//取る残り回数
    int count = 0;
    for(int i = 0;;i++){
        if(C[i] > rest){
            break;
        }else if(C[i] == rest){
            count++;
            break;
        }else{
            rest -= C[i];
            count++;
        }
    }
    printf("%d\n",count);
}