public static void main ( String [ ] args ) {
  Scanner in = new Scanner ( System . in ) ;
  String S = normalize ( in . next ( ) ) ;
  int N = in . nextInt ( ) ;
  Set < String > set = new HashSet < > ( ) ;
  for ( int n = 0 ;
  n < N ;
  n ++ ) {
    set . add ( normalize ( in . next ( ) ) ) ;
  }
  System . out . println ( set . contains ( S ) ? "No" : "Yes" ) ;
}

public static void main ( String [ ] args ) { Scanner in = new Scanner ( System . in ) ; String S = normalize ( in . next ( ) ) ; int N = in . nextInt ( ) ; Set < String > set = new HashSet < > ( ) ; for ( int n = 0 ; n < N ; n ++ ) { set . add ( normalize ( in . next ( ) ) ) ; } System . out . println ( set . contains ( S ) ? " No " : " Yes " ) ; }
(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 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)))) (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 (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (ternary_expression condition: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) consequence: (string_literal) alternative: (string_literal)))))))