(port-map(^s((^,\(and(<\ 12)(#/A/s)(inc!\ 10)),(if(<\ 22)\'Bust))print(fold(^(\ r)(+(or(digit->integer\)(if(eq? #\A\)1 10))r))0(string->list s))))read-line)
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
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