hdu 2021 发工资咯：）

#include <stdio.h>
int main ()
{
int a,n,i,sum;
while (scanf("%d",&n),n)
{
sum=0;
for (i=1; i<=n; i++)
{
scanf ("%d",&a);
sum+=a/100;
a=a%100;
sum+=a/50;
a=a%50;
sum+=a/10;
a=a%10;
sum+=a/5;
a=a%5;
sum+=a/2;
a=a%2;
sum+=a/1;
}
printf ("%d\n",sum);
}
}