习题4-5 换硬币 (20分)

习题4-5 换硬币 (20分)

代码：

#include <stdio.h>
int main()
{
 int money = 0, i = 0, j = 0, count = 0;
 scanf("%d", &money);
 for (i = money / 5; i >= 1; i--)
 {
  for (j = (money - 5 * i) / 2; j >= 1; j--)
  {
   if ( money - 5 * i - 2 * j >= 1)
   {
    printf("fen5:%d, fen2:%d, fen1:%d, total:%d\n", i, j, money - 5 * i - 2 * j, money - 4 * i - j);
    count++;
   }
  }
 }
 printf("count = %d", count);
 return 0;
}