erlang, 146 bytes

Result

AC

Duration

1261ms

Code [DL]

-export([main/1]).
f()->{_,[B,C,E]}=io:fread("","~*c~c~c ~c~*s"),io:format(case B==C of true->B;false->E end).
main(_)->[f()||_<-lists:seq(1,32)].

stdin

249 244
852 283
387 779
152 136
525 369
268 112
311 113
211 225
684 897
622 954
315 914
819 199
844 946
934 433
299 449
757 175
385 574
868 188
652 258
863 617
249 449
889 556
599 199
428 289
216 571
294 449
533 393
833 336
536 339
942 942
577 757
133 183

stdout

22713111829144915126459254333973

stderr

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffe1368bdd0 /* 7 vars */) = 0
11    execve("/bin/cat", ["cat", "-"], 0x5654e6f2fd38 /* 7 vars */) = 0
12    execve("/usr/bin/escript", ["/usr/bin/escript", "/volume/CODE"], 0x5654e6f2fd50 /* 7 vars */) = 0
12    execve("/usr/bin/erl", ["/usr/bin/erl", "+B", "-boot", "no_dot_erlang", "-noshell", "-run", "escript", "start", "-extra", "/volume/CODE"], 0x55b0c71415e0 /* 8 vars */ <unfinished ...>
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 resumed>)             = 0
14    +++ exited with 0 +++
13    --- 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/sed", ["sed", "s/.*\\///"], 0x556d8e3f1168 /* 8 vars */) = 0
15    +++ exited with 0 +++
13    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
13    +++ exited with 0 +++
12    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
12    execve("/usr/lib/erlang/erts-10.6.4/bin/erlexec", ["/usr/lib/erlang/erts-10.6.4/bin/"..., "+B", "-boot", "no_dot_erlang", "-noshell", "-run", "escript", "start", "-extra", "/volume/CODE"], 0x556d8e3f1170 /* 12 vars */) = 0
12    execve("/usr/lib/erlang/erts-10.6.4/bin/beam.smp", ["/volume/CODE", "-B", "--", "-root", "/usr/lib/erlang", "-progname", "erl", "--", "-home", "/root", "--", "-boot", "no_dot_erlang", "-noshell", "-run", "escript", "start", "--", "-extra", "/volume/CODE"], 0x7ffd763f7690 /* 12 vars */) = 0
19    execve("/usr/lib/erlang/erts-10.6.4/bin/erl_child_setup", ["erl_child_setup", "1024"], 0x7ffe1b410850 /* 12 vars */) = 0
36    execve("/bin/sh", ["sh", "-c", "exec inet_gethost 4 "], 0x7f617e790660 /* 12 vars */) = 0
36    execve("/usr/lib/erlang/erts-10.6.4/bin/inet_gethost", ["inet_gethost", "4"], 0x562d3a352cf8 /* 12 vars */) = 0
36    +++ exited with 0 +++
19    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
37    --- SIGUSR1 {si_signo=SIGUSR1, si_code=SI_USER, si_pid=36, si_uid=0} ---
37    +++ killed by SIGUSR1 +++
18    +++ exited with 0 +++
35    +++ exited with 0 +++
34    +++ exited with 0 +++
33    +++ exited with 0 +++
32    +++ exited with 0 +++
31    +++ exited with 0 +++
30    +++ exited with 0 +++
29    +++ exited with 0 +++
28    +++ exited with 0 +++
27    +++ exited with 0 +++
26    +++ exited with 0 +++
25    +++ exited with 0 +++
24    +++ exited with 0 +++
23    +++ exited with 0 +++
22    +++ exited with 0 +++
20    +++ exited with 0 +++
17    +++ exited with 0 +++
16    +++ exited with 0 +++
21    +++ 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=23, si_stime=7} ---
19    +++ exited with 0 +++
10    +++ exited with 0 +++