#include<iostream>
#include<algorithm>
using namespace std;

const unsigned long long MAX=20000;
unsigned long long cow[MAX];
unsigned long long N, B, sum=0,x=1;

bool cmp(unsigned long long a, unsigned long long b){
    return a>b;
}

int main(){
    cin >> N >> B;
    for(unsigned long long i = 1; i <= N; i++){
        cin >> cow[i];
    }
    sort(cow+1,cow+N+1,cmp);
    for(;sum<B;sum+=cow[x++]){
        int a=1;
    }
    cout << x-1;
    return 0;
}

#9后面都错 是爆了吗？