Objects and Classes - Programming

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What will be the output of the following program?

#include<iostream.h> 
class Aptitude
{
    public:
      int x;
};
int main()
{
    Aptitude *p = new Aptitude();

    (*p).x = 10;
    cout<< (*p).x << ' ' << p->x << ' ' ;

    p->x = 20;
    cout<< (*p).x << ' ' << p->x ;

    return 0;
}

A 10 10 20 20

B Garbage garbage 20 20

C 10 10 Garbage garbage

D Garbage garbage Garbage garbage

ANS:A - 10 10 20 20

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Objects and Classes - Programming

What will be the output of the following program?
`#include<iostream.h> class Aptitude { public: int x; }; int main() { Aptitude p = new Aptitude(); (p).x = 10; cout<< (p).x << ' ' << p->x << ' ' ; p->x = 20; cout<< (p).x << ' ' << p->x ; return 0; }`

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Objects and Classes - Programming

What will be the output of the following program? #include<iostream.h> class Aptitude { public: int x; }; int main() { Aptitude *p = new Aptitude(); (*p).x = 10; cout<< (*p).x << ' ' << p->x << ' ' ; p->x = 20; cout<< (*p).x << ' ' << p->x ; return 0; }

Solution

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What will be the output of the following program?
`#include<iostream.h> class Aptitude { public: int x; }; int main() { Aptitude p = new Aptitude(); (p).x = 10; cout<< (p).x << ' ' << p->x << ' ' ; p->x = 20; cout<< (p).x << ' ' << p->x ; return 0; }`

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