👉 "Peeking" is a programming concept in computer science where a pointer is used to access elements of an array or list. It's like looking at the first element of an array, but instead of directly accessing it, you're looking at the next element. This can be useful for reading and manipulating data that has been modified since the last peek. For example, if we have an array `arr` with elements `[10, 20, 30]`, you could use
