unreadable, 453 bytes

Result

AC

Code [DL]

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

Disassembly

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

stdin

3394591545487150707790558561252282298131829317719981531836352651602397805116832364993201555186476157

stdout

0000001111111111111112222222222333333333334444455555555555555556666666677777777788888888889999999999

stderr

strace