题解

#include <bits/stdc++.h>
using namespace std;
int main()
{
int a,b,count=0;
cin >> a >> b;
int c[b*b];
for(int i=0;i<b;i++)
{
cin>>c[i];

    if(a>c[i])
    {
		a-=c[i];
    }
    else 
    {
        count++;
    }
    
}
cout<<count;
return 0;

}