aheui, 832 bytes

Result

AC

Code [DL]

사밣박다빠따우
으뿌터떠벖벓벟처삭마바망쳐아우
숙차박박누아아뽀우어챠멍북머선
우으뿌어터토너아숟아아노벅
우순차박박누복아마박망쳐아살마밪망쳐아삼마밤망쳐아삽마발망쳐아삿마밦망쳐아샂마밠망쳐아샄마밣망쳐아샅마밟망쳐아희
우우으뿌어터복머
우우숟차박박누소
우우우으뿌어터오어
우우우술차박박누오
우우우우으뿌어터오어
우우우우숨차박박누오
우우우우우으뿌어터오어
우우우우우숩차박박누오
우우우우우우으뿌어터오어
우우우우우우숫차박박누오
우우우우우우우으뿌어터오어
우우우우우우우숮차박박누오
우우우우우우우우으뿌어터노
우우우우우우우우숰차숱아복
아아아아아아아아아아아아복

stdin

4874119295335904980159994752058365208370505159474325363050635284353675739244775590572766453809052353

stdout

0000000000011112222222233333333333333444444444455555555555555555555666666777777777788888899999999999

stderr

Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: Input character: 

strace