Redux - Register a Store Listener

Tell us what’s happening:
Describe your issue in detail here.

Your code so far

const ADD = 'ADD';

const reducer = (state = 0, action) => {
  switch(action.type) {
    case ADD:
      return state + 1;
    default:
      return state;
  }
};

const store = Redux.createStore(reducer);

// Global count variable:
let count = 0;

// Change code below this line
const addOne = () => (count += 1);
function sayHi() {
  console.log("Hi!");
}
store.subscribe(sayHi)
// Change code above this line

store.dispatch({type: ADD});
console.log(count);
store.dispatch({type: ADD});
console.log(count);
store.dispatch({type: ADD});
console.log(count);

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36 Edg/110.0.1587.46

Challenge: Redux - Register a Store Listener

Link to the challenge:

problem :
The callback to store.subscribe should also increment the global count variable as the store is updated…

i passed the argument to store.subscibe is sayHi

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