tests/Fac.java

   1 package tests;
   2
   3 public class Fac {
   4         public static void main(String args[]) {
   5                 for (int i = 0; i < 10; i++) {
   6                         fac(i);
   7                         //System.out.printf("fac(%d): 0x%08x\n", i, fac(i));
   8                 }
   9         }
  10
  11         public static int fac(int a) {
  12                 int b = 1;
  13                 while (a > 0) {
  14                         b *= a;
  15                         a--;
  16                 }
  17                 return b;
  18         }
  19
  20         public static int facFor(int n){
  21                 int p = 1;
  22                 for(int i=1;i<=n;i++)
  23                 {
  24                         p = p * i;
  25                 }
  26                 return p;
  27         }
  28 }