bash-busybox, 24 bytes

Result

WA

Duration

950ms

Code [DL]

awk '$0=$2-$3?$3:$5' FS=

stdin

483 574
817 411
731 889
762 221
553 117
425 259
318 487
298 983
264 661
688 425
541 478
671 476
477 719
766 564
455 456
288 784
944 778
177 712
588 886
133 332
852 723
952 589
919 912
499 449
427 793
199 734
297 772
273 772
946 611
114 414
642 216
357 123

stdout

stderr

/code.bash: line 1: awk: command not found

strace

11    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffefe1573a0 /* 9 vars */) = 0
12    execve("/usr/bin/realpath", ["realpath", "/volume/CODE"], 0x5641afb50d18 /* 9 vars */) = 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    execve("/bin/cp", ["cp", "-f", "/volume/CODE", "/opt/jails/bash-busybox/code.bas"...], 0x5641afb50d68 /* 9 vars */) = 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=0, si_stime=0} ---
15    execve("/usr/sbin/jk_chrootlaunch", ["jk_chrootlaunch", "-j", "/opt/jails/bash-busybox", "-x", "/bin/bash", "/code.bash"], 0x5641affff1c0 /* 9 vars */) = 0
14    execve("/bin/cat", ["cat", "-"], 0x5641affff0d8 /* 9 vars */) = 0
14    +++ exited with 0 +++
11    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
15    execve("/bin/bash", ["/bin/bash", "/code.bash"], 0x7ffca2d23bd0 /* 9 vars */) = 0
16    +++ exited with 127 +++
15    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=127, si_utime=0, si_stime=0} ---
15    +++ exited with 127 +++
11    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=127, si_utime=0, si_stime=1} ---
17    execve("/bin/rm", ["rm", "/opt/jails/bash-busybox/code.bas"...], 0x5641afb50cc8 /* 9 vars */) = 0
17    +++ exited with 0 +++
11    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
11    +++ exited with 0 +++