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[C++]Inheritance Accessing Inherited Functions(해커랭크 Medium)

하늘하늘 . 2022. 4. 6. 17:37
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#include<iostream>
 
using namespace std;
 
class A
{
    public:
        A(){
            callA = 0;
        }
    private:
        int callA;
        void inc(){
            callA++;
        }
 
    protected:
        void func(int & a)
        {
            a = a * 2;
            inc();
        }
    public:
        int getA(){
            return callA;
        }
};
 
class B
{
    public:
        B(){
            callB = 0;
        }
    private:
        int callB;
        void inc(){
            callB++;
        }
    protected:
        void func(int & a)
        {
            a = a * 3;
            inc();
        }
    public:
        int getB(){
            return callB;
        }
};
 
class C
{
    public:
        C(){
            callC = 0;
        }
    private:
        int callC;
        void inc(){
            callC++;
        }
    protected:
        void func(int & a)
        {
            a = a * 5;
            inc();
        }
    public:
        int getC(){
            return callC;
        }
};
 
class D 
public A, B, C
{
 
    int val;
    public:
        //Initially val is 1
         D()
         {
             val = 1;
         }
 
         //Implement this function
         void update_val(int new_val)
         {
             
            while (new_val % 2 == 0
            {
                A::func(val);
                new_val /= 2;
            }
 
            while (new_val % 3 == 0
            {
                B::func(val);  
                new_val /= 3;
            }
 
            while (new_val %5 == 0
            {
                C::func(val);  
                new_val /= 5;
            }
 
         }
         //For Checking Purpose
         void check(int); //Do not delete this line.
};
 
cs

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