JAVA
java
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interface myclass
{
void youth();
void old();
private void age()
{
System.out.println ("brbr");
}
default void greet()
{
age();
System.out.println ("Ogden ");
}
}
class s implements myclass
{
void youth()
{
System.out.println ("ch ");
}
/*void age()
{
System .out .println ("FBI ");
}*/
void old()
{
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