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  1. #include <iostream> 
  2. // #include <math.h>
  3. #include <cmath>
  4.  
  5.  
  6. using namespace std;
  7.  
  8.  
  9. int main()
  10. {
  11.     double x, y,f;
  12.  
  13.     cout<<"x = "; cin>>x;
  14.     cout<<"y = "; cin>>y;
  15.     cout<<"\n("<<x<<"; "<<y<<")";
  16.     if ((x > 0) && (y < 0))
  17.         f = (- 1) + exp(-x + -y);
  18.     else {
  19.         if (x > 0 && y < 0)
  20.             f = x + y;
  21.         else f = pow (sin(x+y),2);
  22.     }
  23.  
  24.         cout<<"f= "<<f;
  25.             cout<<endl;
  26.  
  27.  //      system("pause");     
  28.  //      return 0;
  29. }
Success #stdin #stdout 0s 2988KB
comments (?)
stdin
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2.56 -56.87
stdout
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x = y = 
(2.56; -56.87)f= 3.85952e+23
https://ideone.com/7Mjll0
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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