static void printUniqueElementsInSuffix ( int [ ] arr , int n , int [ ] q , int m ) {
  int [ ] aux = new int [ MAX ] ;
  int [ ] mark = new int [ MAX ] ;
  aux [ n - 1 ] = 1 ;
  mark [ arr [ n - 1 ] ] = 1 ;
  for ( int i = n - 2 ;
  i >= 0 ;
  i -- ) {
    if ( mark [ arr [ i ] ] == 0 ) {
      aux [ i ] = aux [ i + 1 ] + 1 ;
      mark [ arr [ i ] ] = 1 ;
    }
    else {
      aux [ i ] = aux [ i + 1 ] ;
    }
  }
  for ( int i = 0 ;
  i < m ;
  i ++ ) {
    System . out . println ( aux [ q [ i ] - 1 ] ) ;
  }
}

static void printUniqueElementsInSuffix ( int [ ] arr , int n , int [ ] q , int m ) { int [ ] aux = new int [ MAX ] ; int [ ] mark = new int [ MAX ] ; aux [ n - 1 ] = 1 ; mark [ arr [ n - 1 ] ] = 1 ; for ( int i = n - 2 ; i >= 0 ; i -- ) { if ( mark [ arr [ i ] ] == 0 ) { aux [ i ] = aux [ i + 1 ] + 1 ; mark [ arr [ i ] ] = 1 ; } else { aux [ i ] = aux [ i + 1 ] ; } } for ( int i = 0 ; i < m ; i ++ ) { System . out . println ( aux [ q [ i ] - 1 ] ) ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (integral_type) dimensions: (dimensions)) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (array_type element: (integral_type) dimensions: (dimensions)) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (array_type element: (integral_type) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (identifier))))) (local_variable_declaration type: (array_type element: (integral_type) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (identifier))))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))) right: (decimal_integer_literal))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal)))) right: (decimal_integer_literal))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (decimal_integer_literal)))) condition: (binary_expression left: (identifier) right: (decimal_integer_literal)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (array_access array: (identifier) index: (identifier))) right: (decimal_integer_literal))) consequence: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (binary_expression left: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))) right: (decimal_integer_literal)))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (array_access array: (identifier) index: (identifier))) right: (decimal_integer_literal)))) alternative: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))))))))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (decimal_integer_literal))))))))))