//接口InterfaceA
package jieKou;
public interface IInterfaceA {
void printCapitalLetter();
}
//接口InterfaceB
package jieKou;
public interface IInterfaceB {
void printLowercaseLetter();
}
//类print
package jieKou;
public class Print implements IInterfaceA, IInterfaceB {
@Override
public void printLowercaseLetter() {
System.out.println("abc");
}
@Override
public void printCapitalLetter() {
System.out.println("ABC");
}
}
//主类E
package jieKou;
public class E {
public static void main(String[] args) {
Print p=new Print();
IInterfaceA a=p;
IInterfaceB b=p;
a.printCapitalLetter();
b.printLowercaseLetter();
}
}