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class Animal {
public void walk() {
System.out.println("I am walking");
}
}
class Bird extends Animal {
public void fly() {
System.out.println("I am flying");
}
public void sing() {
System.out.println("I am singing");
}
}
public class Solution {
public static void main(String[] args) {
Bird bird = new Bird();
bird.walk();
bird.fly();
bird.sing(); // Add the call to the sing method
}
}
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Java Inheritance I
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class Animal { public void walk() { System.out.println("I am walking"); } }
class Bird extends Animal { public void fly() { System.out.println("I am flying"); }
public void sing() { System.out.println("I am singing"); } }
public class Solution { public static void main(String[] args) { Bird bird = new Bird(); bird.walk(); bird.fly(); bird.sing(); // Add the call to the sing method } }