TreeMap lowerEntry(K key) method in java

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

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