UVA 13109 Solution

#include<cstdio>
#include<algorithm>
using namespace std;
int main()
{
    int tc,m,max_w,w[100000],sum;
    scanf("%d",&tc);
    while (tc--)
    {
        scanf("%d%d",&m,&max_w);
        for (int i=0;i<m;i++)
            scanf("%d",&w[i]);
        sort(w,w+m);
        sum=0;
        int flag=1;
        for (int i=0;i<m;i++)
        {
            sum+=w[i];
            if (sum>max_w)
            {
                printf("%d\n",i);
                flag=0;
                break;
            }
        }
        if (flag) printf("%d\n",m);
    }
    return 0;
}

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