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  1. import java.time.LocalDate;
  2. import java.time.format.DateTimeFormatter;
  3. import java.util.Locale;
  4. import java.util.stream.Stream;
  5.  
  6. public class Main {
  7. public static void main(String[] args) {
  8. DateTimeFormatter dtf = DateTimeFormatter.ofPattern("M/d/y", Locale.ENGLISH);
  9. Stream.of(
  10. "01/01/1",
  11. "01/01/19",
  12. "01/01/192",
  13. "01/01/1921",
  14. "01/01/19211"
  15. ).forEach( s -> System.out.println(LocalDate.parse(s, dtf)));
  16. }
  17. }
Success #stdin #stdout 0.09s 49396KB
stdin
Standard input is empty
stdout
0001-01-01
0019-01-01
0192-01-01
1921-01-01
+19211-01-01