Hermawan's IT Blog.

#include <stdio.h> 
#include <conio.h> 

int main(void) {

int a;
      int c=1;

      printf("masukkan bilangan: ");
       scanf("%d", &a);
       printf("%d!= ", a);

while (a > 0) {

      c=c*a;
      a--;
      }
 printf( "%d", c);
 getch();
 return 0;
}