public static void main ( String [ ] args ) throws IOException {
  BufferedReader read = new BufferedReader ( new InputStreamReader ( System . in ) ) ;
  PrintWriter prnt = new PrintWriter ( System . out ) ;
  String str = read . readLine ( ) ;
  int n = parseInt ( read . readLine ( ) ) ;
  ArrayList < String > list = new ArrayList < > ( ) ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    String s = read . readLine ( ) ;
    int ind = s . indexOf ( str ) ;
    if ( ind == 0 ) {
      list . add ( s ) ;
    }
  }
  Collections . sort ( list ) ;
  if ( list . isEmpty ( ) ) {
    prnt . println ( str ) ;
  }
  else {
    prnt . println ( list . get ( 0 ) ) ;
  }
  prnt . close ( ) ;
}

public static void main ( String [ ] args ) throws IOException { BufferedReader read = new BufferedReader ( new InputStreamReader ( System . in ) ) ; PrintWriter prnt = new PrintWriter ( System . out ) ; String str = read . readLine ( ) ; int n = parseInt ( read . readLine ( ) ) ; ArrayList < String > list = new ArrayList < > ( ) ; for ( int i = 0 ; i < n ; i ++ ) { String s = read . readLine ( ) ; int ind = s . indexOf ( str ) ; if ( ind == 0 ) { list . add ( s ) ; } } Collections . sort ( list ) ; if ( list . isEmpty ( ) ) { prnt . println ( str ) ; } else { prnt . println ( list . get ( 0 ) ) ; } prnt . close ( ) ; }
(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 (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: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation 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)))) (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 (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: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (block (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))) (if_statement condition: (parenthesized_expression (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))) consequence: (block (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) alternative: (block (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal)))))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))