collection

For Explanation watch video The Collections.nCopies method in Java is used to create an immutable list consisting of the same object repeated a specified number of times. This method is part of the java.util.Collections class. public static <T> List<T> nCopies(int n, T o) Enter fullscreen mode Exit fullscreen mode Parametersn: The number of times to repeat the object in the list.o: The object to be repeated in the list. Return ValueThe method returns an immutable list containing n copies of the specified object. Key Points The list returned is immutable, meaning you cannot modify it (e.g., you cannot add or…