public static void main ( String [ ] args ) throws Exception {
  BufferedReader input = new BufferedReader ( new InputStreamReader ( System . in ) ) ;
  StringTokenizer tokenizer = new StringTokenizer ( input . readLine ( ) ) ;
  int a = Integer . parseInt ( tokenizer . nextToken ( ) ) ;
  int b = Integer . parseInt ( tokenizer . nextToken ( ) ) ;
  int c = Integer . parseInt ( tokenizer . nextToken ( ) ) ;
  Set < Integer > hashSet = new HashSet < > ( ) ;
  StringBuilder out = new StringBuilder ( ) ;
  for ( int i = a ;
  i < a + c && i <= b ;
  i ++ ) {
    if ( ! hashSet . contains ( i ) ) {
      out . append ( i ) . append ( "\n" ) ;
      hashSet . add ( i ) ;
    }
  }
  for ( int i = b - c + 1 ;
  i <= b && i > a ;
  i ++ ) {
    if ( ! hashSet . contains ( i ) ) {
      out . append ( i ) . append ( "\n" ) ;
      hashSet . add ( i ) ;
    }
  }
  System . out . print ( out ) ;
}

public static void main ( String [ ] args ) throws Exception { BufferedReader input = new BufferedReader ( new InputStreamReader ( System . in ) ) ; StringTokenizer tokenizer = new StringTokenizer ( input . readLine ( ) ) ; int a = Integer . parseInt ( tokenizer . nextToken ( ) ) ; int b = Integer . parseInt ( tokenizer . nextToken ( ) ) ; int c = Integer . parseInt ( tokenizer . nextToken ( ) ) ; Set < Integer > hashSet = new HashSet < > ( ) ; StringBuilder out = new StringBuilder ( ) ; for ( int i = a ; i < a + c && i <= b ; i ++ ) { if ( ! hashSet . contains ( i ) ) { out . append ( i ) . append ( " \n " ) ; hashSet . add ( i ) ; } } for ( int i = b - c + 1 ; i <= b && i > a ; i ++ ) { if ( ! hashSet . contains ( i ) ) { out . append ( i ) . append ( " \n " ) ; hashSet . add ( i ) ; } } System . out . print ( out ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) (throws (type_identifier)) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (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: (object_creation_expression type: (type_identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (local_variable_declaration type: (generic_type (type_identifier) (type_arguments (type_identifier))) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (generic_type (type_identifier) (type_arguments)) arguments: (argument_list)))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list)))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (identifier))) condition: (binary_expression left: (binary_expression left: (identifier) right: (binary_expression left: (identifier) right: (identifier))) right: (binary_expression left: (identifier) right: (identifier))) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (unary_expression operand: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) consequence: (block (expression_statement (method_invocation object: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) name: (identifier) arguments: (argument_list (string_literal)))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))))))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal)))) condition: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (binary_expression left: (identifier) right: (identifier))) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (unary_expression operand: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) consequence: (block (expression_statement (method_invocation object: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) name: (identifier) arguments: (argument_list (string_literal)))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (identifier))))))