29. Reset Fault Buffer

#include <iostream>
using namespace std;

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

    // Write your safe delete + pointer reset logic here
    int* p = new int;
    *p =code;
    cout<<*p<<" ";
    delete p;
    p = nullptr;
    if (p == nullptr)
    {
        cout<<"OK";
    }
    else
    {
        cout<<"NOT_OK";
    }
    return 0;
}