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  1. #include <iostream>
  2. #include <math.h>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	double atanacc=0;
  7. 	for(unsigned long long int i=1;i<=1000000;++i){
  8. 		atanacc+=atan(sqrt(654592)/(i*i*i+40916.0/i));
  9. 	}
  10. 	cout<<atanacc<<" "<<tan(atanacc);
  11. 	return 0;
  12. }
Success #stdin #stdout 0.12s 3096KB
comments (?)
stdin 
Standard input is empty
stdout 
3.12676 -0.0148326
https://ideone.com/bLiJ0s
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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