c-programs/30-multiple_inheritance.cpp at master · nikzagarwal/c-programs · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
//deriving publicly
#include<iostream>
#include<conio.h>
#include<stdio.h>
using namespace std;
class B;
class A
{
    int a;
public:
    void get_a(int x)
    {
        a=x;
    }
    int show_a(void)
    {
        return a;
    }
    void display()
    {
        cout<<"this is class A\n";
    }
};
class B
{
    int b;
public:
    void get_b(int x)
    {
        b=x;
    }
    int show_b(void)
    {
        return b;
    }
    void display()
    {
        cout<<"this is class B\n";
    }
};


class mul :public A,public B
{
public:
    int multiply;
    int multi()
    {
        multiply=show_a()*show_b();
        return multiply;
    }
    void display()
    {
        cout<<"this is class mul\n";
    }
};

int main()
{
    mul ob;
    ob.get_a(10);
    ob.get_b(20);
    cout<<ob.multi()<<endl;
    ob.display();
    ob.A::display();
    ob.B::display();
    ob.mul::display();
    getch();
    return 0;
}