Fatal error: Uncaught TypeError: round(): Argument #1 ($num) must be of type int|float, string given in /home/challenge/public_html/live/rad2020/index.php:142
Stack trace:
#0 /home/challenge/public_html/live/rad2020/index.php(142): round('', 2)
#1 {main}
thrown in /home/challenge/public_html/live/rad2020/index.php on line 142