Can someone help me to understand what is wrong with this code. I am receiving the error
Error 1 error C4430: missing type specifier - int assumed. Note: C++ does not support default-int

class Numbers
{
public:
Numbers(void);
~Number(void);

int Number::GetNumber() const;
};

#include "Number.h"
#include <iostream>
using namespace std;
Number::Number(void)
{
}

Number::~Number(void)
{
}
Number::GetAge()const The error points to these two lines of code
{
int iNumbers = 0;

cout << "Enter the number ";
cin >> iNumbers;
return iNumbers;

}