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  1. import java.util.*;
  2. import java.lang.*;
  3.  
  4. class Main
  5. {
  6. public static void main (String[] args) throws java.lang.Exception
  7. {
  8. String s = "EA142";
  9. s = s.replaceAll("(?<=[A-Za-z])(?=[0-9])", " | ");
  10. System.out.println(s);
  11. }
  12. }
Success #stdin #stdout 0.05s 213440KB
stdin
Standard input is empty
stdout
EA | 142