C++ | Static Keyword | Question 5

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#include<iostream>
using namespace std;

class Test
{
private:
    static int count;
public:
    Test& fun(); 
};

int Test::count = 0;

Test& Test::fun()
{
    Test::count++;
    cout << Test::count << " ";
    return *this;
}

int main()
{
    Test t;
    t.fun().fun().fun().fun();
    return 0;
}

Compiler Error

4 4 4 4

1 1 1 1

1 2 3 4

This question is part of this quiz :

C++ Static Keyword

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