win32/examples/fib.c

   1 #include <stdio.h>
   2
   3 int fib(n)
   4 {
   5         if (n <= 2)
   6                 return 1;
   7         else
   8                 return fib(n-1) + fib(n-2);
   9 }
  10
  11 int main(int argc, char **argv)
  12 {
  13         int n;
  14         if (argc < 2) {
  15                 printf("usage: fib n\n"
  16                            "Compute nth Fibonacci number\n");
  17                 return 1;
  18         }
  19
  20         n = atoi(argv[1]);
  21         printf("fib(%d) = %d\n", n, fib(n));
  22         return 0;
  23 }