int x;

int fact[n]
    int n;
{
  /*static*/ int lastN;
  printf["jval", testN];
  lastN = n;
  if (n = 0) 
    return 1;
  else 
    return n*fact[n-1];
}
           
main[]
{
   x = 3;
   printf[" %i factorial is %i\n", x, fact[x]];
   x = 10;
   printf[" %i factorial is %i\n", x, fact[x]];
   return 42;
}