public static void main ( String [ ] args ) {
  Scanner s = new Scanner ( System . in ) ;
  int friends = s . nextInt ( ) ;
  int fingerSum = 0 ;
  for ( int i = 0 ;
  i < friends ;
  i ++ ) fingerSum += s . nextInt ( ) ;
  int ways = 0 ;
  for ( int i = 1 ;
  i <= 5 ;
  i ++ ) {
    if ( ( fingerSum + i ) % ( friends + 1 ) != 1 ) {
      ways ++ ;
    }
  }
  System . out . println ( ways ) ;
}

public static void main ( String [ ] args ) { Scanner s = new Scanner ( System . in ) ; int friends = s . nextInt ( ) ; int fingerSum = 0 ; for ( int i = 0 ; i < friends ; i ++ ) fingerSum += s . nextInt ( ) ; int ways = 0 ; for ( int i = 1 ; i <= 5 ; i ++ ) { if ( ( fingerSum + i ) % ( friends + 1 ) != 1 ) { ways ++ ; } } System . out . println ( ways ) ; }
(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: (integral_type) 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: (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: (identifier)) update: (update_expression (identifier)) body: (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))))) (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: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (decimal_integer_literal)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) right: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal)))) right: (decimal_integer_literal))) consequence: (block (expression_statement (update_expression (identifier))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (identifier))))))