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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12.         String input = "A1A 1A1";
  13. 		if (input.matches("^\\w\\d\\w\\d\\w\\d|\\w\\d\\w\\s\\d\\w\\d$")) {
  14.             System.out.println("Found a match");
  15.         }
  16. 	}
  17. }
Success #stdin #stdout 0.05s 711168KB
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stdin
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Standard input is empty
stdout
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Found a match
https://ideone.com/8rlPdj
language:
Java (HotSpot 12)
created:
9 years ago
visibility:
public

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