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class CB {
public void f(){
System.out.println("CB::f()");
}
}
class CD extends CB {
public void f(int a){
System.out.println("CD::f(int)");
}
}
public class MyTest {
public static void main(String args[])
{
System.out.println("helloWorld");
CD test = new CD();
test.f();
test.f(1);
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