cubically, 20 bytes

Result

WA

Duration

829ms

Code [DL]

~(~:~=!{~2:}@$~:~<)6

stdin

534 396
988 336
883 423
228 226
633 973
782 423
389 983
652 526
755 559
784 671
396 324
697 972
682 215
654 259
936 375
955 597
691 115
833 337
622 424
128 114
644 992
788 471
575 454
122 298
492 996
765 566
944 341
526 915
863 967
629 955
484 119
168 885

stdout

3
42
495
639223
1

1

4
95
99918

stderr

Notepad: 0

   000
   000
   000
111222333444
111222333444
111222333444
   555
   555
   555

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffe7e312080 /* 7 vars */) = 0
11    execve("/bin/cat", ["cat", "-"], 0x55b1b6f19d60 /* 7 vars */) = 0
12    execve("/usr/bin/cubically", ["/usr/bin/cubically", "f", "/volume/CODE"], 0x55b1b84e4028 /* 7 vars */) = 0
11    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
12    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
10    +++ exited with 0 +++