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importjava.util.ArrayList;importjava.util.Arrays;importjava.util.Collections;importjava.util.Comparator;importjava.util.PriorityQueue;importjava.util.Scanner;classAnimal{voidwalk(){System.out.println("I am walking");}}classBirdextendsAnimal{voidfly(){System.out.println("I am flying");}voidsing(){System.out.println("I am singing");}}publicclassDrivenClass{publicstaticvoidmain(String[]args){Scannersc=newScanner(System.in);Birdb=newBird();b.walk();b.fly();b.sing();}}
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Java Inheritance I
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