Basics of TreeMap Class

The TreeMap class is a part of the Java Collections Framework and provides a map implementation that stores key-value pairs in a sorted order. It implements the NavigableMap and SortedMap interfaces, which means that the keys in a TreeMap are maintained either in their natural order (if the keys implement the Comparable interface) or in an order determined by a custom comparator provided at the time of creation.

TreeMap is particularly useful when you need to perform range queries or iterate over keys in a sorted manner

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