import java.time.Instant;
import java.time.LocalDateTime;
import java.time.ZoneOffset;
import java.time.format.DateTimeFormatter;
import java.util.Locale;

public class Main {
	public static void main(String[] args) {
		DateTimeFormatter dtf = DateTimeFormatter.ofPattern("M/d/u h:m a", Locale.ENGLISH);
		String strDateTime = "1/1/1970 8:00 AM";
		LocalDateTime ldt = LocalDateTime.parse(strDateTime, dtf);

		Instant instant = ldt.toInstant(ZoneOffset.UTC);
		System.out.println(instant.toEpochMilli());
	}
}