wenyan, 83 bytes

Result

AC

Duration

1024ms

Code [DL]

施(_=>(""+require("fs").readFileSync(0)).replace(/.+/g,x=>x[x[1]-x[2]?4:2]))書之

stdin

662 268
791 913
995 395
474 816
437 479
782 827
415 869
377 728
357 797
149 847
273 551
131 157
263 536
517 772
992 978
776 782
218 882
822 622
134 434
755 556
422 443
371 663
927 837
211 919
884 662
622 221
633 664
633 274
713 118
466 725
325 226
266 632

stdout

2
9
3
8
4
8
8
7
7
8
5
1
5
7
9
7
8
2
4
5
2
6
8
1
6
2
3
3
1
6
2
6

stderr

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7fffc56dc010 /* 9 vars */) = 0
11    execve("/bin/cat", ["cat", "-"], 0x561b7ce92d30 /* 9 vars */) = 0
12    execve("/usr/bin/wenyan", ["/usr/bin/wenyan", "/volume/CODE"], 0x561b7ce92d40 /* 9 vars */) = 0
11    +++ exited with 0 +++
12    execve("/bin/node", ["node", "/usr/bin/wenyan", "/volume/CODE"], 0x7ffeb3514e90 /* 9 vars */ <unfinished ...>
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 resumed>)             = -1 ENOENT (No such file or directory)
12    execve("/usr/local/sbin/node", ["node", "/usr/bin/wenyan", "/volume/CODE"], 0x7ffeb3514e90 /* 9 vars */) = -1 ENOENT (No such file or directory)
12    execve("/usr/local/bin/node", ["node", "/usr/bin/wenyan", "/volume/CODE"], 0x7ffeb3514e90 /* 9 vars */) = -1 ENOENT (No such file or directory)
12    execve("/usr/sbin/node", ["node", "/usr/bin/wenyan", "/volume/CODE"], 0x7ffeb3514e90 /* 9 vars */) = -1 ENOENT (No such file or directory)
12    execve("/usr/bin/node", ["node", "/usr/bin/wenyan", "/volume/CODE"], 0x7ffeb3514e90 /* 9 vars */) = 0
16    +++ exited with 0 +++
17    +++ exited with 0 +++
15    +++ exited with 0 +++
13    +++ 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=14, si_stime=3} ---
10    +++ exited with 0 +++