Reset Fault Buffer

#include <iostream>
using namespace std;

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

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

Solving Approach