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;
}