Question 86
What is the output of the program?
#include <iostream>
#include <string>
using namespace std;
int main()
{
string s1="World";
string s2;
s2="Hello" + s1;
cout << s2;
return( 0 );
}
Question 87
What happens when you attempt to compile and run the following code?
#include <iostream>
#include <string>
using namespace std;
class A {
protected:
int y;
public:
int x, z;
A() : x(1), y(2), z(0) {}
A(int a, int b) : x(a), y(b) { z = x * y;}
void Print() { cout << z; }
};
class B : public A {
public:
int y;
B() : A() {}
B(int a, int b) : A(a,b) {}
void Print() { cout << z; }
};
int main () {
A b(2,5);
b.Print();
return 0;
}