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  1. #include <iostream>
  2. #include <iomanip>
  3. #include <cmath>
  4.  
  5. using namespace std;
  6.  
  7. int main()
  8. {
  9.     double result = 768*sqrt(2-sqrt(2+sqrt(2+sqrt(2+sqrt(2+sqrt(2+sqrt(2+sqrt(2+sqrt(2+sqrt(2+1))))))))));
  10.  
  11.     setprecision(15);
  12.     cout << result <<endl;
  13. }
Success #stdin #stdout 0s 2896KB
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1.5708
https://ideone.com/NWWbLn
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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