#include <iostream>
using namespace std;
 
class classDeclarations
{
private:
        int array1[5][5];
public:
        classDeclarations(int startValue = 0)
        {
                for (int i = 0; i < 5; i++)
                {
                        for (int j = 0; j < 5; j++)
                        {
                                array1[i][j] = startValue;
                        }
                }
        }
 
        int* operator[](int index) { return &(array1[index]); }
};
 
int main()
{
        classDeclarations myClass;
        myClass[0][0] = 5;
        cout << (myClass[0])[0] << "\n";
 
        return 0;
}