What will be the output of the following C++ code?
#include <iostream>
#include <complex>
using namespace std;
int main()
{
complex<double> c1(4.0,3.0);
cout << "c1: " << c1;
complex<float> c2(polar(5.0,0.75));
cout << c1 + complex<double>(c2.real(),c2.imag());
return 0;
}
#include <iostream>
#include <complex>
using namespace std;
int main()
{
complex<double> c1(4.0,3.0);
cout << "c1: " << c1;
complex<float> c2(polar(5.0,0.75));
cout << c1 + complex<double>(c2.real(),c2.imag());
return 0;
}A. c1: (4,3)(7.65844,6.40819)
B. c1: (4,3)(7,6)
C. both c1: (4,3)(7.65844,6.40819) & c1: (4,3)(7,6)
D. c1: (5,3)(7,6)
Answer: Option A
This Question Belongs to C Plus Plus Programming >> Classes And Objects In C Plus Plus
A. A collection of functions
B. A reserved keyword in C++
C. A blueprint for creating objects
D. A way to declare arrays of data
Which keyword is used to create an object of a class in C++?
A. new
B. create
C. object
D. None of the above
A. A reserved keyword in C++
B. An instance of a class
C. A way to declare arrays of data
D. None of the above
What is the purpose of a constructor in C++?
A. To hide the implementation details of a class
B. To create multiple instances of a class
C. To initialize the object's data members
D. To destroy the object
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