Day 4: Advanced React Topics

QUESTION 1:
Create a component that uses useContext to share a theme (dark or light) across multiple child components.

QUESTION 2:
Write a component that uses useReducer to manage the state of a simple to-do list (add, delete, toggle tasks).

QUESTION 3:
Create a higher-order component (HOC) that wraps a given component and adds logging functionality to log when the component is rendered.

QUESTION 4:
Write a program to demonstrate React portals by rendering a modal outside the root DOM node.

QUESTION 5:
Create a custom hook useWindowSize that tracks and returns the current width and height of the window.