golang, 150 bytes

Result

AC

Duration

1530ms

Code [DL]

package main
import f "fmt"
func main(){
for i:=0;i<32;i++{
var a,b string
f.Scan(&a,&b)
if a[1]==a[2]{
f.Print(a[2]-'0')
}else{
f.Print(b[0]-'0')
}}}

stdin

626 363
633 839
837 944
819 163
388 997
895 597
563 963
329 526
959 998
739 991
244 648
495 997
467 887
955 553
731 665
386 889
371 182
831 412
425 258
788 859
535 175
399 914
749 932
435 353
917 877
141 726
166 834
672 275
488 886
964 618
344 387
233 442

stdout

33918595994985681428199387628643

stderr

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffd08225960 /* 7 vars */) = 0
11    execve("/usr/bin/realpath", ["realpath", "/volume/CODE"], 0x55e4db9ddd18 /* 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("/bin/ln", ["ln", "-sf", "/volume/CODE", "/tmp/code.go"], 0x55e4db9ddd38 /* 7 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/bin/go", ["/usr/bin/go", "build", "-o", "/tmp/code", "/tmp/code.go"], 0x55e4dce0f028 /* 7 vars */) = 0
21    execve("/usr/lib/go/pkg/tool/linux_amd64/compile", ["/usr/lib/go/pkg/tool/linux_amd64"..., "-V=full"], 0xc000137ad0 /* 25 vars */) = 0
22    execve("/usr/lib/go/pkg/tool/linux_amd64/compile", ["/usr/lib/go/pkg/tool/linux_amd64"..., "-V=full"], 0xc0004808f0 /* 25 vars */) = 0
25    +++ exited with 0 +++
27    +++ exited with 0 +++
29    +++ exited with 0 +++
31    +++ exited with 0 +++
21    +++ exited with 0 +++
19    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
30    +++ exited with 0 +++
28    +++ exited with 0 +++
26    +++ exited with 0 +++
24    +++ exited with 0 +++
22    +++ exited with 0 +++
23    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
32    execve("/usr/lib/go/pkg/tool/linux_amd64/asm", ["/usr/lib/go/pkg/tool/linux_amd64"..., "-V=full"], 0xc000480a90 /* 25 vars */) = 0
33    execve("/usr/lib/go/pkg/tool/linux_amd64/asm", ["/usr/lib/go/pkg/tool/linux_amd64"..., "-V=full"], 0xc000137c70 /* 25 vars */) = 0
35    +++ exited with 0 +++
36    +++ exited with 0 +++
34    +++ exited with 0 +++
32    +++ exited with 0 +++
20    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
37    ????( <unfinished ...>
38    +++ exited with 0 +++
37    +++ exited with 0 +++
39    +++ exited with 0 +++
33    +++ exited with 0 +++
13    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
40    execve("/usr/lib/go/pkg/tool/linux_amd64/compile", ["/usr/lib/go/pkg/tool/linux_amd64"..., "-o", "/tmp/go-build047670052/b001/_pkg"..., "-trimpath", "/tmp/go-build047670052/b001=>", "-p", "main", "-complete", "-buildid", "CqrhAKA12WXlQX-76p1j/CqrhAKA12WX"..., "-goversion", "go1.13.10", "-D", "_/tmp", "-importcfg", "/tmp/go-build047670052/b001/impo"..., "-pack", "-c=2", "/tmp/code.go"], 0xc000392410 /* 25 vars */) = 0
42    +++ exited with 0 +++
44    +++ exited with 0 +++
43    +++ exited with 0 +++
41    +++ exited with 0 +++
40    +++ exited with 0 +++
13    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=1, si_stime=1} ---
45    execve("/usr/lib/go/pkg/tool/linux_amd64/link", ["/usr/lib/go/pkg/tool/linux_amd64"..., "-V=full"], 0xc000392820 /* 25 vars */) = 0
49    +++ exited with 0 +++
47    +++ exited with 0 +++
46    +++ exited with 0 +++
48    +++ exited with 0 +++
45    +++ exited with 0 +++
13    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
50    execve("/usr/lib/go/pkg/tool/linux_amd64/link", ["/usr/lib/go/pkg/tool/linux_amd64"..., "-o", "/tmp/go-build047670052/b001/exe/"..., "-importcfg", "/tmp/go-build047670052/b001/impo"..., "-buildmode=exe", "-buildid=835o2fdw0f86s_BNb80M/Cq"..., "-extld=gcc", "/tmp/go-build047670052/b001/_pkg"...], 0xc000392c30 /* 25 vars */) = 0
53    +++ exited with 0 +++
51    +++ exited with 0 +++
52    +++ exited with 0 +++
50    +++ exited with 0 +++
13    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=22, si_stime=4} ---
23    +++ exited with 0 +++
20    +++ exited with 0 +++
19    +++ exited with 0 +++
18    +++ exited with 0 +++
17    +++ exited with 0 +++
16    +++ exited with 0 +++
15    +++ exited with 0 +++
14    +++ exited with 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=5, si_stime=14} ---
55    execve("/tmp/code", ["/tmp/code"], 0x55e4db9ddcf0 /* 7 vars */ <unfinished ...>
54    execve("/bin/cat", ["cat", "-"], 0x55e4db9ddd08 /* 7 vars */ <unfinished ...>
55    <... execve resumed>)             = 0
54    <... execve resumed>)             = 0
54    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
56    +++ exited with 0 +++
59    +++ exited with 0 +++
58    +++ exited with 0 +++
57    +++ exited with 0 +++
55    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
60    execve("/bin/rm", ["rm", "/tmp/code.go", "/tmp/code"], 0x55e4db9ddcf0 /* 7 vars */) = 0
60    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
10    +++ exited with 0 +++