cobol, 163 bytes

Result

AC

Duration

1193ms

Code [DL]

	program-id.a.data division.local-storage section. 1 l pic x(7).
	procedure division.a.accept l.if l(2:1)=l(3:1)display l(2:1)else
	display l(5:1).if l not=""go a.

stdin

422 681
533 516
933 536
556 164
816 631
911 932
582 223
254 547
623 473
164 769
272 885
236 339
699 227
591 921
911 194
341 142
956 538
412 284
863 462
797 997
744 447
998 774
577 715
183 839
196 761
411 411
577 778
792 483
929 925
225 553
266 551
246 611

stdout

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

stderr

/tmp/code.cbl:3: warning: line not terminated by a newline
/tmp/code.cbl: in paragraph 'a':
/tmp/code.cbl:3: warning: alphanumeric literal has zero length; a SPACE will be assumed

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffe6c81b1a0 /* 9 vars */) = 0
11    execve("/usr/bin/realpath", ["realpath", "/volume/CODE"], 0x55739e17ed18 /* 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("/bin/ln", ["ln", "-sf", "/volume/CODE", "/tmp/code.cbl"], 0x55739e17ed38 /* 9 vars */) = 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} ---
13    execve("/usr/local/bin/cobc", ["/usr/local/bin/cobc", "-x", "-o", "/tmp/code", "/tmp/code.cbl"], 0x55739ecf0028 /* 9 vars */) = 0
14    execve("/bin/sh", ["sh", "-c", "gcc -c -I/usr/local/include -Wno"...], 0x55fb166bb660 /* 10 vars */) = 0
14    execve("/usr/bin/gcc", ["gcc", "-c", "-I/usr/local/include", "-Wno-unused", "-fsigned-char", "-Wno-pointer-sign", "-pipe", "-o", "./cob13_0.o", "./cob13_0.c"], 0x562bd66f02a8 /* 10 vars */) = 0
15    execve("/usr/libexec/gcc/x86_64-alpine-linux-musl/9.3.0/cc1", ["/usr/libexec/gcc/x86_64-alpine-l"..., "-quiet", "-I", "/usr/local/include", "./cob13_0.c", "-quiet", "-dumpbase", "cob13_0.c", "-mtune=generic", "-march=x86-64", "-auxbase-strip", "./cob13_0.o", "-Wno-unused", "-Wno-pointer-sign", "-fsigned-char", "-o", "-"], 0x163b820 /* 12 vars */) = 0
16    execve("/usr/lib/gcc/x86_64-alpine-linux-musl/9.3.0/../../../../x86_64-alpine-linux-musl/bin/as", ["/usr/lib/gcc/x86_64-alpine-linux"..., "-I", "/usr/local/include", "--64", "-o", "./cob13_0.o"], 0x163b820 /* 12 vars */) = 0
16    +++ exited with 0 +++
14    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
15    +++ exited with 0 +++
14    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=5, si_stime=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} ---
17    execve("/bin/sh", ["sh", "-c", "gcc -Wl,--export-dynamic -o \"/tm"...], 0x55fb166bb660 /* 10 vars */) = 0
17    execve("/usr/bin/gcc", ["gcc", "-Wl,--export-dynamic", "-o", "/tmp/code", "./cob13_0.o", "-L/usr/local/lib", "-lcob", "-lm", "-lgmp", "-ldb-5.3"], 0x557e13f67248 /* 10 vars */) = 0
18    execve("/usr/libexec/gcc/x86_64-alpine-linux-musl/9.3.0/collect2", ["/usr/libexec/gcc/x86_64-alpine-l"..., "-plugin", "/usr/libexec/gcc/x86_64-alpine-l"..., "-plugin-opt=/usr/libexec/gcc/x86"..., "-plugin-opt=-fresolution=./ccGCn"..., "-plugin-opt=-pass-through=-lgcc", "-plugin-opt=-pass-through=-lgcc_"..., "-plugin-opt=-pass-through=-lc", "-plugin-opt=-pass-through=-lgcc", "-plugin-opt=-pass-through=-lgcc_"..., "--eh-frame-hdr", "--hash-style=gnu", "-m", "elf_x86_64", "--as-needed", "-dynamic-linker", "/lib/ld-musl-x86_64.so.1", "-pie", "-z", "relro", "-z", "now", "-o", "/tmp/code", "/usr/lib/gcc/x86_64-alpine-linux"..., "/usr/lib/gcc/x86_64-alpine-linux"..., "/usr/lib/gcc/x86_64-alpine-linux"..., "-L/usr/local/lib", "-L/usr/lib/gcc/x86_64-alpine-lin"..., "-L/usr/lib/gcc/x86_64-alpine-lin"..., "-L/usr/lib/gcc/x86_64-alpine-lin"..., "-L/lib/../lib", ...], 0x92fb20 /* 15 vars */) = 0
19    execve("/usr/lib/gcc/x86_64-alpine-linux-musl/9.3.0/../../../../x86_64-alpine-linux-musl/bin/ld", ["/usr/lib/gcc/x86_64-alpine-linux"..., "-plugin", "/usr/libexec/gcc/x86_64-alpine-l"..., "-plugin-opt=/usr/libexec/gcc/x86"..., "-plugin-opt=-fresolution=./ccGCn"..., "-plugin-opt=-pass-through=-lgcc", "-plugin-opt=-pass-through=-lgcc_"..., "-plugin-opt=-pass-through=-lc", "-plugin-opt=-pass-through=-lgcc", "-plugin-opt=-pass-through=-lgcc_"..., "--eh-frame-hdr", "--hash-style=gnu", "-m", "elf_x86_64", "--as-needed", "-dynamic-linker", "/lib/ld-musl-x86_64.so.1", "-pie", "-z", "relro", "-z", "now", "-o", "/tmp/code", "/usr/lib/gcc/x86_64-alpine-linux"..., "/usr/lib/gcc/x86_64-alpine-linux"..., "/usr/lib/gcc/x86_64-alpine-linux"..., "-L/usr/local/lib", "-L/usr/lib/gcc/x86_64-alpine-lin"..., "-L/usr/lib/gcc/x86_64-alpine-lin"..., "-L/usr/lib/gcc/x86_64-alpine-lin"..., "-L/lib/../lib", ...], 0x7ffdf6b3b938 /* 15 vars */) = 0
19    +++ exited with 0 +++
18    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=3} ---
18    +++ exited with 0 +++
17    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
17    +++ exited with 0 +++
13    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
13    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
20    execve("/bin/cat", ["cat", "-"], 0x55739e17ed08 /* 9 vars */) = 0
20    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
21    execve("/tmp/code", ["/tmp/code"], 0x55739e17ecf0 /* 9 vars */) = 0
21    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
22    execve("/bin/rm", ["rm", "/tmp/code.cbl", "/tmp/code"], 0x55739e17ecf0 /* 9 vars */) = 0
22    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
10    +++ exited with 0 +++