JavaScript, despite being a powerful and widely-used language, often exhibits behaviors that can catch even experienced developers off guard.

When I was solving an online coding interview, the compiler didn’t have predefined user input like on LeetCode, so I had to declare the input manually. I got stuck, especially when trying to take input as an array, particularly an array of numbers, which was challenging. I struggled with this, so here are some solutions to help you avoid getting stuck like I did when solving problems on any coding platform.