qlb, 233 bytes

Result

WA

Duration

2455ms

Code [DL]

sed -E 's/11 ./11 1/g'|sed -E 's/22 ./22 2/g'|sed -E 's/33 ./33 3/g'|sed -E 's/44 ./44 4/g'|sed -E 's/55 ./55 5/g'|sed -E 's/66 ./66 6/g'|sed -E 's/77 ./77 7/g'|sed -E 's/88 ./88 8/g'|sed -E 's/99 ./99 9/g'|sed -E 's/.* (.).*/\1/g'
s

stdin

335 746
959 755
189 795
233 397
677 979
868 863
411 997
816 119
311 414
185 515
639 334
392 445
634 446
199 779
244 631
355 295
533 336
188 895
128 424
699 416
197 449
467 794
362 872
261 164
232 571
659 598
355 559
121 217
165 751
373 338
286 832
513 159

stdout

stderr

خطأ: حرف 's' غير متوقع

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffc2b02aa60 /* 9 vars */) = 0
11    execve("/bin/cat", ["cat", "-"], 0x562176511d00 /* 9 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    execve("/usr/bin/node", ["/usr/bin/node", "/root/qlb-cli.js", "/volume/CODE", "/tmp/input"], 0x562176511d58 /* 9 vars */) = 0
15    +++ exited with 0 +++
17    +++ exited with 0 +++
13    +++ exited with 0 +++
16    +++ exited with 0 +++
14    +++ exited with 0 +++
18    +++ exited with 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=88, si_stime=16} ---
19    execve("/bin/rm", ["rm", "/tmp/input"], 0x562176511c98 /* 9 vars */) = 0
19    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
10    +++ exited with 0 +++