cardinal, 178 bytes

Result

WA

Code [DL]

%+++=t+=:v
x>d      v
v# vJ    <
MAv<
  (^
J> "0"
><(^
-
J> "1"
><(^
-
J> "2"
><(^
-
J> "3"
><(^
-
J> "4"
><(^
-
J> "5"
><(^
-
J> "6"
><(^
-
J> "7"
><(^
-
J> "8"
><(^
 > "9"
><(^

stdin

0915660842917534066286111364050583466494826419636848038657751262060720792845617435830435581498869975

stdout

000000000111111111222222233333333444444444444555555555556666666666666666777777788888888888899999999

stderr

strace