unreadable, 456 bytes

Result

WA

Code [DL]

'""""'"""""'""'""""""'"""'""""""""""'""""""'"""""""'"""'""'"""""""'"""""""'"""'""""'""""'""""""'"""'""'""'""'""'""'""'""'""'""'"""'""""""'""'"""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'""'"""'"""""'""""'""""""'""'""'"""'"""""""'""""""'""'"""'""'"""""""'""'"""'""""""'"""'""""""""'"""""""'"""'"""""'""'""""""'""'""'"""'""""""""'"""""""'""'""'"""'"'"""""""'""'"""

Disassembly

(do (while (inc (set (1), (in))), (set (get (1)), (inc (get (get (1)))))), (do (do (set (1), (inc (inc (inc (inc (inc (inc (inc (inc (inc (1))))))))))), (set (inc (1)), (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (inc (1))))))))))))))))))))))))))))))))))))))))))))))))), (while (do (set (inc (inc (1))), (get (set (inc (1)), (inc (get (inc (1))))))), (set (1), (dec (get (1))))), (while (inc (set (inc (inc (1))), (dec (get (inc (inc (1))))))), (print (get (inc (1))))))))

stdin

8197041310504848566120326351503537576106955274868905603436662913732151172361110566741952785264891547

stdout

0000000001111111111111112222222233333333334444444455555555555555666666666666667777777778888888

stderr

strace