static void performQueries ( int arr [ ] , int n , int queries [ ] , int q ) {
  Queue < Integer > zero = new LinkedList < > ( ) ;
  Queue < Integer > one = new LinkedList < > ( ) ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    if ( arr [ i ] == 0 ) zero . add ( i ) ;
    else one . add ( i ) ;
  }
  for ( int i = 0 ;
  i < q ;
  i ++ ) {
    int type = queries [ i ] ;
    switch ( type ) {
      case 1 : System . out . println ( getLeftMostZero ( zero ) ) ;
      break ;
      case 2 : System . out . println ( getLeftMostOne ( one ) ) ;
      break ;
      case 3 : System . out . println ( getLeftMostElement ( zero , one ) ) ;
      break ;
    }
  }
}

static void performQueries ( int arr [ ] , int n , int queries [ ] , int q ) { Queue < Integer > zero = new LinkedList < > ( ) ; Queue < Integer > one = new LinkedList < > ( ) ; for ( int i = 0 ; i < n ; i ++ ) { if ( arr [ i ] == 0 ) zero . add ( i ) ; else one . add ( i ) ; } for ( int i = 0 ; i < q ; i ++ ) { int type = queries [ i ] ; switch ( type ) { case 1 : System . out . println ( getLeftMostZero ( zero ) ) ; break ; case 2 : System . out . println ( getLeftMostOne ( one ) ) ; break ; case 3 : System . out . println ( getLeftMostElement ( zero , one ) ) ; break ; } } }
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