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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	float a=0,n=0,s=1;
  6. 	cin>>n;
  7. 	while (s<=n)
  8. 	{	
  9. 	a=a+(s-1)/s;
  10. 	s++;
  11.  
  12. 	}
  13. 	cout<<a<<endl;
  14. 	return 0;
  15. }
Success #stdin #stdout 0s 4500KB
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https://ideone.com/AxIHzo
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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