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  1. #include <iostream> 
  2. using namespace std; 
  3.  
  4.  
  5. long int fib(int n) { 
  6. int a=1;
  7. int b=1;
  8. for (int i=3; i<=n; i++) {
  9. int pom=a;
  10. a=b;
  11. b=pom+b;
  12. }
  13. 	return b; 
  14. } 
  15. int main() { 
  16.    cout<<fib(4)<<"  ,  "<<fib(11)<<endl; 
  17.    cout<<endl; 
  18.     return 0; 
  19. }
Success #stdin #stdout 0.01s 5324KB
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https://ideone.com/LCUyds
language:
C++ (gcc 8.3)
created:
10 hours ago
visibility:
public

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