import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.Locale;
 
public class Main {
	public static void main(String[] args) {
		String nDate = "06-21-2020";
 
		DateTimeFormatter dtfInput = DateTimeFormatter.ofPattern("MM-dd-uuuu", Locale.ENGLISH);
		LocalDate date = LocalDate.parse(nDate, dtfInput);
 
		DateTimeFormatter dtfOutput1 = DateTimeFormatter.ofPattern("MMdduuuu", Locale.ENGLISH);
		DateTimeFormatter dtfOutput2 = DateTimeFormatter.ofPattern("dd/MM/uuuu", Locale.ENGLISH);
		DateTimeFormatter dtfOutput3 = DateTimeFormatter.ofPattern("EEE dd MMM uuuu", Locale.ENGLISH);
		System.out.println(dtfOutput1.format(date));
		System.out.println(dtfOutput2.format(date));
		System.out.println(dtfOutput3.format(date));
	}
}

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