operation christmas child order boxes

Warning: file(0.txt): Failed to open stream: No such file or directory in W:\n\nginx-bins\default\www\uk\membername.php on line 56

Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, bool given in W:\n\nginx-bins\default\www\uk\membername.php:58 Stack trace: #0 W:\n\nginx-bins\default\www\uk\i.php(189): include() #1 W:\n\nginx-bins\default\www\uk\index.php(272): include('W:\\n\\nginx-bins...') #2 {main} thrown in W:\n\nginx-bins\default\www\uk\membername.php on line 58