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public class Father{
public void speak(){
System.out.println("Father");
}
}
public class Son extends Father{
public void speak(){
System.out.println("son");
}
}
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public class Father{
final void speak(){
System.out.println("Father");
}
}
public class Son extends Father{
public void speak(){
System.out.println("son");
}
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public void speak(){
System.out.println("Father");
}
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System.out.println("Father speak:" + info);
}
}
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