public static void main ( String [ ] args ) {
  Scanner input = new Scanner ( System . in ) ;
  String str = input . nextLine ( ) ;
  input . close ( ) ;
  StringBuffer num = new StringBuffer ( ) ;
  if ( Character . isDigit ( str . charAt ( 0 ) ) && Character . isDigit ( str . charAt ( 1 ) ) ) num . append ( str . charAt ( 0 ) ) . append ( str . charAt ( 1 ) ) ;
  else num . append ( str . charAt ( 0 ) ) ;
  int number = Integer . parseInt ( num . toString ( ) ) ;
  if ( str . contains ( "month" ) ) {
    if ( number <= 29 ) System . out . println ( 12 ) ;
    else if ( number == 30 ) System . out . println ( 11 ) ;
    else System . out . println ( 7 ) ;
  }
  else {
    if ( number == 5 || number == 6 ) System . out . println ( 53 ) ;
    else System . out . println ( 52 ) ;
  }
}

public static void main ( String [ ] args ) { Scanner input = new Scanner ( System . in ) ; String str = input . nextLine ( ) ; input . close ( ) ; StringBuffer num = new StringBuffer ( ) ; if ( Character . isDigit ( str . charAt ( 0 ) ) && Character . isDigit ( str . charAt ( 1 ) ) ) num . append ( str . charAt ( 0 ) ) . append ( str . charAt ( 1 ) ) ; else num . append ( str . charAt ( 0 ) ) ; int number = Integer . parseInt ( num . toString ( ) ) ; if ( str . contains ( " month " ) ) { if ( number <= 29 ) System . out . println ( 12 ) ; else if ( number == 30 ) System . out . println ( 11 ) ; else System . out . println ( 7 ) ; } else { if ( number == 5 || number == 6 ) System . out . println ( 53 ) ; else System . out . println ( 52 ) ; } }
(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)))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list)))) (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal))))) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal))))))) consequence: (expression_statement (method_invocation object: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal))))) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal)))))) alternative: (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal))))))) (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)))))) (if_statement condition: (parenthesized_expression (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (string_literal)))) consequence: (block (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (decimal_integer_literal)))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (decimal_integer_literal)))) alternative: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (decimal_integer_literal))))))) alternative: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (binary_expression left: (identifier) right: (decimal_integer_literal)))) consequence: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (decimal_integer_literal)))) alternative: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (decimal_integer_literal)))))))))