xslt, 400 bytes

Result

AC

Duration

4413ms

Code [DL]

<stylesheet version="1.0" xmlns="http://www.w3.org/1999/XSL/Transform">
<output method="text"/><template match="/"><variable name="i" select="input"/><for-each select="0 to 31"><choose><when test="substring($i,.*8+2,1)=substring($i,.*8+3,1)"><value-of select="substring($i,.*8+3,1)"/></when><otherwise><value-of select="substring($i,.*8+5,1)"/></otherwise></choose></for-each></template></stylesheet>

stdin

513 132
921 553
911 559
434 668
526 727
327 317
911 117
137 477
532 641
683 883
417 179
867 762
144 746
477 481
124 439
791 193
433 438
275 779
456 668
312 715
225 246
519 948
955 554
255 337
492 977
533 319
355 583
166 154
357 779
958 982
499 337
643 971

stdout

15167314681747413767295593567999

stderr

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffcbf7c8750 /* 7 vars */) = 0
11    execve("/bin/cat", ["cat", "-"], 0x561298ba1d00 /* 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    execve("/usr/bin/java", ["java", "-jar", "saxon9he.jar", "-xsl:preprocess.xsl", "-s:preprocess.xsl", "-o:/tmp/input.xml"], 0x56129956f090 /* 7 vars */) = 0
12    execve("/usr/bin/java", ["java", "-jar", "saxon9he.jar", "-xsl:preprocess.xsl", "-s:preprocess.xsl", "-o:/tmp/input.xml"], 0x7f4c19c20f80 /* 8 vars */) = 0
12    --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=12, si_uid=0} ---
12    --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=12, si_uid=0} ---
13    --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} ---
13    --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0xc} ---
13    --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x14} ---
13    --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x14} ---
23    +++ exited with 0 +++
17    +++ exited with 0 +++
14    +++ exited with 0 +++
13    +++ exited with 0 +++
20    +++ exited with 0 +++
19    +++ exited with 0 +++
15    +++ exited with 0 +++
24    +++ exited with 0 +++
18    +++ exited with 0 +++
22    +++ 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=159, si_stime=26} ---
25    execve("/usr/bin/realpath", ["realpath", "/volume/CODE"], 0x561298ba1d18 /* 7 vars */) = 0
25    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
26    execve("/bin/ln", ["ln", "-sf", "/volume/CODE", "/tmp/code.xsl"], 0x561298ba1d38 /* 7 vars */) = 0
26    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
27    execve("/usr/bin/java", ["java", "-jar", "saxon9he.jar", "-xsl:/tmp/code.xsl", "-s:/tmp/input.xml", "-o:/tmp/output"], 0x56129956f078 /* 7 vars */) = 0
27    execve("/usr/bin/java", ["java", "-jar", "saxon9he.jar", "-xsl:/tmp/code.xsl", "-s:/tmp/input.xml", "-o:/tmp/output"], 0x7f88e007bf60 /* 8 vars */) = 0
27    --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=27, si_uid=0} ---
27    --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=27, si_uid=0} ---
28    --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} ---
38    +++ exited with 0 +++
32    +++ exited with 0 +++
29    +++ exited with 0 +++
28    +++ exited with 0 +++
33    +++ exited with 0 +++
30    +++ exited with 0 +++
37    +++ exited with 0 +++
31    +++ exited with 0 +++
34    +++ exited with 0 +++
36    +++ exited with 0 +++
39    +++ exited with 0 +++
35    +++ exited with 0 +++
27    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=169, si_stime=30} ---
40    execve("/bin/cat", ["cat", "/tmp/output"], 0x561298ba1c98 /* 7 vars */) = 0
40    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
41    execve("/bin/rm", ["rm", "/tmp/input", "/tmp/input.xml", "/tmp/code.xsl", "/tmp/output"], 0x56129956f068 /* 7 vars */) = 0
41    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
10    +++ exited with 0 +++