TreeMap floorEntry() method in java

Let’s learn TreeMap floorEntry() method in java. TreeMap floorEntry() method in java floorEntry() method of TreeMap class returns a key-value mapping associated with the greatest key less than or equal to the given key, or null if there is no such key. Syntax: public Map.Entry<K, V> floorEntry(K key) Parameters: key the key Returns: an entry…