fork(5) download
copy 
  1. #include <stdio.h>
  2.  
  3. f(double n){return n>1?1+f(log(n)):0;}
  4.  
  5. int main(void) {
  6.     int n;
  7.     while (scanf("%d", &n) == 1)
  8.         printf("f(%d) = %d\n", n, f(n));
  9.     return 0;
  10. }
  11.  
Success #stdin #stdout 0s 2116KB
comments (?)
stdin
copy 
0 1 2 3 4 15 16 3814279 3814280
stdout
copy 
f(0) = 0
f(1) = 0
f(2) = 1
f(3) = 2
f(4) = 2
f(15) = 2
f(16) = 3
f(3814279) = 3
f(3814280) = 4
https://ideone.com/pGW2HR
language:
C (gcc 8.3)
created:
8 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!