import java.time.LocalDateTime;
import java.time.OffsetDateTime;
import java.time.ZoneOffset;
import java.time.format.DateTimeFormatter;
import java.util.Locale;
 
public class Main {
	public static void main(String[] args) {
		String input = "06/25/2021 10:26:33.0";
		DateTimeFormatter dtfInput = DateTimeFormatter.ofPattern("M/d/u H:m:s.S", Locale.ENGLISH);
		LocalDateTime ldt = LocalDateTime.parse(input, dtfInput);
		OffsetDateTime odt = ldt.atOffset(ZoneOffset.of("-04:00"));
		System.out.println(odt);
 
		// Formatted output
		DateTimeFormatter dtfOutput = DateTimeFormatter.ofPattern("uuuu-MM-dd'T'HH:mm:ss.SSSXXX", Locale.ENGLISH);
		String formatted = dtfOutput.format(odt);
		System.out.println(formatted);
	}
}

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