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  1. #include<bits/stdc++.h> 
  2. using namespace std; 
  3.  
  4. int fib(int n) 
  5. { 
  6.     if (n <= 1) 
  7.         return n; 
  8.     return fib(n-1) + fib(n-2); 
  9. } 
  10.  
  11. int main () 
  12. { 
  13.     int n = 9; 
  14.     cout << fib(n); 
  15.     getchar(); 
  16.     return 0; 
  17. }
Success #stdin #stdout 0s 4660KB
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34
https://ideone.com/ykDNJj
language:
C++ (gcc 8.3)
created:
3 years ago
visibility:
public

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