hdu2021 11页水题

#include<iostream>
#include<stdio.h>
#include<string.h>
#include<algorithm>
#include<math.h>
using namespace std;

int a[6]={100,50,10,5,2,1};

int num(int x)
{
    int sum=0;
    for(int i = 0;i< 6;i++)
    {
        int t = x/a[i];
        sum+=t;
        x = x- t*a[i];
    }
    return sum;    
}
int main()
{
    int n,a;
    while(cin>>n)
    {
        if(n==0)
        break;
        int count = 0;
        for(int i = 0;i< n;i++)
        {
            cin>>a;
            count+=num(a);
        }
        cout<<count<<endl;
    }
    return 0;
 }