code: /*
  SingleSpaceSeparator
  validateComments = true
  
  
  */
  
  package  com.puppycrawl.   tools.checkstyle.checks.whitespace.singlespaceseparator; // 2 violations
  
  import java.util.List;
  import  java.util.Vector; // violation
  
  public class      InputSingleSpaceSeparatorErrors  { // 2 violations
      int             number; // violation
  int i =    99  ; // 2 violations
  {
  i=1;
  i  =2; // violation
   i=  3; // violation
    i =  4; // violation
      i =	5; // violation
  }
  
      private  void foo  (int     i) { // 3 violations
          if (i  > 10)  { // 2 violations
              if  (bar(  )) { // 2 violations
                  i  ++; // violation
                  foo  (i); // violation
              }
          }
      }
  
      private boolean  bar(  ) { // 2 violations
          List  <Double  > list  = new Vector<  >(); // 4 violations
          int a	= 0;  // 2 violations
  		int b = 1; // Multiple tabs as indentation are ok.
          return  Math.random() <  0.5; // 2 violations
      }  } // violation
  