public static void main ( String [ ] args ) {
  Scanner reader = new Scanner ( System . in ) ;
  String strA = reader . next ( ) ;
  int [ ] A = new int [ 5 ] ;
  String strB = reader . next ( ) ;
  int [ ] B = new int [ 5 ] ;
  for ( int i = 0 ;
  i < 5 ;
  i ++ ) {
    A [ i ] = Character . getNumericValue ( strA . charAt ( i ) ) ;
    B [ i ] = Character . getNumericValue ( strB . charAt ( i ) ) ;
  }
  int ans = 0 ;
  int [ ] C = new int [ 5 ] ;
  C [ 0 ] = B [ 0 ] - A [ 0 ] ;
  if ( C [ 0 ] == 0 ) {
    C [ 1 ] = B [ 1 ] - A [ 1 ] - 1 ;
  }
  else {
    C [ 1 ] = 10 ;
  }
  if ( C [ 1 ] == 0 ) {
    C [ 2 ] = B [ 2 ] - A [ 2 ] - 1 ;
  }
  else {
    C [ 2 ] = 10 ;
  }
  ans = C [ 0 ] * C [ 1 ] * C [ 2 ] ;
  int intA = Integer . parseInt ( strA ) ;
  int below = 0 ;
  for ( int i = A [ 0 ] * 10000 ;
  i < intA ;
  i ++ ) {
    int n1 = i / 10000 ;
    int n2 = i % 10000 / 1000 ;
    int n4 = i % 100 / 10 ;
    int n5 = i % 10 ;
    if ( n1 == n5 && n2 == n4 ) {
      below ++ ;
    }
  }
  int intB = Integer . parseInt ( strB ) ;
  int above = 0 ;
  for ( int i = B [ 0 ] * 10000 ;
  i <= intB ;
  i ++ ) {
    int n1 = i / 10000 ;
    int n2 = i % 10000 / 1000 ;
    int n4 = i % 100 / 10 ;
    int n5 = i % 10 ;
    if ( n1 == n5 && n2 == n4 ) {
      above ++ ;
    }
  }
  System . out . println ( ans - below + above ) ;
  reader . close ( ) ;
}

public static void main ( String [ ] args ) { Scanner reader = new Scanner ( System . in ) ; String strA = reader . next ( ) ; int [ ] A = new int [ 5 ] ; String strB = reader . next ( ) ; int [ ] B = new int [ 5 ] ; for ( int i = 0 ; i < 5 ; i ++ ) { A [ i ] = Character . getNumericValue ( strA . charAt ( i ) ) ; B [ i ] = Character . getNumericValue ( strB . charAt ( i ) ) ; } int ans = 0 ; int [ ] C = new int [ 5 ] ; C [ 0 ] = B [ 0 ] - A [ 0 ] ; if ( C [ 0 ] == 0 ) { C [ 1 ] = B [ 1 ] - A [ 1 ] - 1 ; } else { C [ 1 ] = 10 ; } if ( C [ 1 ] == 0 ) { C [ 2 ] = B [ 2 ] - A [ 2 ] - 1 ; } else { C [ 2 ] = 10 ; } ans = C [ 0 ] * C [ 1 ] * C [ 2 ] ; int intA = Integer . parseInt ( strA ) ; int below = 0 ; for ( int i = A [ 0 ] * 10000 ; i < intA ; i ++ ) { int n1 = i / 10000 ; int n2 = i % 10000 / 1000 ; int n4 = i % 100 / 10 ; int n5 = i % 10 ; if ( n1 == n5 && n2 == n4 ) { below ++ ; } } int intB = Integer . parseInt ( strB ) ; int above = 0 ; for ( int i = B [ 0 ] * 10000 ; i <= intB ; i ++ ) { int n1 = i / 10000 ; int n2 = i % 10000 / 1000 ; int n4 = i % 100 / 10 ; int n5 = i % 10 ; if ( n1 == n5 && n2 == n4 ) { above ++ ; } } System . out . println ( ans - below + above ) ; reader . close ( ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (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 (decimal_integer_literal))))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (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 (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: (decimal_integer_literal)) update: (update_expression (identifier)) body: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (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 (decimal_integer_literal))))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (decimal_integer_literal)) right: (binary_expression left: (array_access array: (identifier) index: (decimal_integer_literal)) right: (array_access array: (identifier) index: (decimal_integer_literal))))) (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (decimal_integer_literal)) right: (decimal_integer_literal))) consequence: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (decimal_integer_literal)) right: (binary_expression left: (binary_expression left: (array_access array: (identifier) index: (decimal_integer_literal)) right: (array_access array: (identifier) index: (decimal_integer_literal))) right: (decimal_integer_literal))))) alternative: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (decimal_integer_literal)) right: (decimal_integer_literal))))) (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (decimal_integer_literal)) right: (decimal_integer_literal))) consequence: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (decimal_integer_literal)) right: (binary_expression left: (binary_expression left: (array_access array: (identifier) index: (decimal_integer_literal)) right: (array_access array: (identifier) index: (decimal_integer_literal))) right: (decimal_integer_literal))))) alternative: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (decimal_integer_literal)) right: (decimal_integer_literal))))) (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (binary_expression left: (array_access array: (identifier) index: (decimal_integer_literal)) right: (array_access array: (identifier) index: (decimal_integer_literal))) right: (array_access array: (identifier) index: (decimal_integer_literal))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (array_access array: (identifier) index: (decimal_integer_literal)) right: (decimal_integer_literal)))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (decimal_integer_literal)))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (binary_expression left: (identifier) right: (identifier)))) consequence: (block (expression_statement (update_expression (identifier))))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (array_access array: (identifier) index: (decimal_integer_literal)) right: (decimal_integer_literal)))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (decimal_integer_literal)))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (binary_expression left: (identifier) right: (identifier)))) consequence: (block (expression_statement (update_expression (identifier))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))