What will be the output of the following C++ code?
#include <iostream>
using namespace std;
int main()
{
int a = 9;
int & aref = a;
a++;
cout << "The value of a is " << aref;
return 0;
}
a) 9
b) 10
c) error
d) 11
Answer: b
Explanation: The value is declared and it isincrementedrement, so it’s value is 10.
Related Posts
What is the other name of the macro?
What will be the output of the following C++ code?
#include <iostream>
using namespace std;
#define MAX 10
int main()
{
int num;
num = ++MAX;
cout << num;
return 0;
}What will be the output of the following C++ code?
#include <iostream>
using namespace std;
#define PR(id) cout << “The value of ” #id ” is “<< id
int main()
{
int i = 10;
PR(i);
return 0;
}What will be the output of the following C++ code?
#include <iostream>
using namespace std;
#define SquareOf(x) x * x
int main()
{
int x;
cout << SquareOf(x + 4);
return 0;
}What is the mandatory preprocessor directive for c++?
How many types of macros are there in c++?
Which symbol is used to declare the preprocessor directives?
Join The Discussion