import { useState } from 'react'; function MyButton({ count, onClick }) { return ( <button onClick={onClick}> Clicked {count} times </button> ); } export default function MyApp() { const [count, setCount] = useState(0); function handleClick() { setCount(count + 1); } return ( <div> <h1>Counters that update together</h1> <MyButton count={count} onClick={handleClick} /> <MyButton count={count} onClick={handleClick} /> </div> ); }