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C++ Programming Developer

Function "swap" to exchange two values by passing arguments by reference to the function in C++


/*
Write a program by defining a function "swap" to exchange two values by passing arguments by reference to the function.
*/

#include <iostream>
using namespace std;

void swap (double &, double &);

int main()
{
int Num1,Num2;
cout<<"Number1 = "; cin>>Num1;
cout<<"Number2 = "; cin>>Num2;
swap(Num1,Num2);
cout<<endl;
cout<<"Number1 = " << Num1 << endl;
cout<<"Number2 = " << Num2 << endl;
return 0;
}

void swap(double &Num1, double &Num2)
{
int Temp = Num1;
Num1 = Num2;
Num2 = Temp;
}
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