awk, 24 bytes

Result

AC

Duration

786ms

Code [DL]

FS=A;$0=$2-$3?$5?$5:1:$3

stdin

186 827
355 528
577 272
879 976
692 996
758 553
233 336
486 364
421 117
133 114
365 861
939 398
311 227
781 116
133 533
294 944
256 321
194 113
755 911
712 429
613 144
797 553
474 439
177 248
177 772
174 123
263 132
511 164
143 346
626 631
839 637
538 339

stdout

1
5
7
9
9
5
3
3
1
3
8
3
1
1
3
9
3
1
5
4
1
5
4
7
7
1
1
1
3
6
6
3

stderr

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffcbbad8e20 /* 7 vars */) = 0
11    execve("/bin/cat", ["cat", "-"], 0x55bc10562d58 /* 7 vars */) = 0
12    execve("/usr/bin/gawk", ["/usr/bin/gawk", "-f", "/volume/CODE"], 0x55bc12215028 /* 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 +++