Task2_7_1

#include "stdafx.h"
#include <iostream>
#include <conio.h>

using namespace std;

void correct(int** x)
{
    if(**x < 0 )
        *x = NULL;
    cout << *x;
}


int main()
{
    int a;
    int* b = &a;
    int**c = &b;
    cin >> a;
    correct(c);
    _getch();
    return 0;
}