fork(2) download 
  1. import java.util.regex.Matcher;
  2. import java.util.regex.Pattern;
  3.  
  4. class Main
  5. {
  6.   public static void main (String[] args) throws java.lang.Exception
  7.   {
  8.     String a = "XY1XY";
  9.     String b = "XY";
  10.     String c = "";
  11.     Matcher m = Pattern.compile("(.|)" + Pattern.quote(b) + "(?=(.?))").matcher(a);
  12.     for (int i = 1; m.find(); c += m.group(1) + m.group(2), i++);
  13.     System.out.println(c);
  14.   }
  15. }
Success #stdin #stdout 0.03s 245632KB
comments (?)
stdin 
Standard input is empty
stdout 
11
https://ideone.com/C4F4CJ
language:
Java (HotSpot 12)
created:
11 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!