29. Reset Fault Buffer

#include <iostream>
using namespace std;

int main() {
    int code;
    cin >> code;

    // Write your safe delete + pointer reset logic here
    int* pfault = new int(code);
    cout << *pfault;
    delete pfault;
    pfault = nullptr;
    if(pfault == nullptr)
        cout << " OK";
    else
        cout << " NOT_OK";

    return 0;
}