public static void main ( String [ ] args ) {
  FastReader sc = new FastReader ( ) ;
  String s = sc . next ( ) ;
  int x = 0 ;
  int y = 0 ;
  for ( int i = 0 ;
  i < s . length ( ) ;
  i ++ ) {
    if ( s . charAt ( i ) == 'x' ) {
      x ++ ;
    }
    else {
      y ++ ;
    }
  }
  int m = Math . abs ( x - y ) ;
  char a ;
  StringBuilder sb = new StringBuilder ( ) ;
  if ( x > y ) {
    a = 'x' ;
  }
  else {
    a = 'y' ;
  }
  for ( int i = 0 ;
  i < m ;
  i ++ ) {
    sb . append ( a ) ;
  }
  System . out . println ( sb . toString ( ) ) ;
}

public static void main ( String [ ] args ) { FastReader sc = new FastReader ( ) ; String s = sc . next ( ) ; int x = 0 ; int y = 0 ; for ( int i = 0 ; i < s . length ( ) ; i ++ ) { if ( s . charAt ( i ) == ' x ' ) { x ++ ; } else { y ++ ; } } int m = Math . abs ( x - y ) ; char a ; StringBuilder sb = new StringBuilder ( ) ; if ( x > y ) { a = ' x ' ; } else { a = ' y ' ; } for ( int i = 0 ; i < m ; i ++ ) { sb . append ( a ) ; } System . out . println ( sb . toString ( ) ) ; }
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