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  1. #include <iostream>
  2. #include <cmath>
  3. #include <iomanip>
  4. using namespace std;
  5.  
  6. int main() {
  7. 	// your code goes here
  8. 	double t, p, s;
  9. 	cin>>t;
  10. 	while(t--) {
  11. 		cin>>p>>s;
  12. 		cout<<fixed<<setprecision(2)<<(pow((p-(sqrt(pow(p, 2)-(24*s))))/12, 2)*((p/4)-(2*((p-(sqrt(pow(p, 2)-(24*s))))/12))))<<endl;
  13. 	}
  14. 	return 0;
  15. }
Success #stdin #stdout 0s 3432KB
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https://ideone.com/6fldJE
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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