fish, 94 bytes

Result

AC

Duration

1499ms

Code [DL]

0v
i<o*48+1v?%8
 vo*25n1<
v>i25*=?
>:>:?!v1'K'iv
o ^o*8 4-v?=<
 =*52i<v?
^*25n1~< +
 n1-1;!?:<

stdin

          T                                       
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
    K                                             

stdout

          1
          1
          1
          1
          1
          1
          1
          1
          1
          1
          1
          1
          1
          1
          1
          1
          1
          1
          1
    1111111

stderr

strace

11    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffd0bd4e230 /* 7 vars */) = 0
12    execve("/bin/cat", ["cat", "-"], 0x55cf77859d68 /* 7 vars */ <unfinished ...>
13    execve("/usr/bin/python3", ["/usr/bin/python3", "/root/fish.py", "/volume/CODE"], 0x55cf77dee068 /* 7 vars */ <unfinished ...>
12    <... execve resumed> )            = 0
13    <... execve resumed> )            = 0
12    +++ exited with 0 +++
11    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
13    +++ exited with 0 +++
11    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=23, si_stime=15} ---
11    +++ exited with 0 +++