hdu 2021 发工资咯：）

 1 #include <stdio.h>
 2 int main ()
 3 {
 4     int a,n,i,sum;
 5     while (scanf("%d",&n),n)
 6     {
 7         sum=0;
 8         for (i=1; i<=n; i++)
 9         {
10             scanf ("%d",&a);
11             sum+=a/100;
12             a=a%100;
13             sum+=a/50;
14             a=a%50;
15             sum+=a/10;
16             a=a%10;
17             sum+=a/5;
18             a=a%5;
19             sum+=a/2;
20             a=a%2;
21             sum+=a/1;
22         }
23         printf ("%d\n",sum);
24     }
25 }