CPP
cpp
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#include<iostream>
using namespace std;
class A
{
public:
void fun(){cout<<"Hi\n";}
void fun(int x)
{
cout<<x;
}
};
class B:public A
{
public:
using A::fun;
void fun()
{
cout<<"Hello\n";
}
};
int main()
{
B ob;
ob.fun();
ob.fun(4);
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