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13 lines
256 B
13 lines
256 B
package w6;
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public class Dog extends Animal implements Swimmable{
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@Override
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public void makeSound() {
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System.out.println("汪汪汪！");
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}
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@Override
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public void swim() {
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System.out.println("狗刨式游泳");
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}
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}
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