powershell, 135 bytes

Result

WA

Duration

1945ms

Code [DL]

for ($i = 0; $i -lt 32; $i++) {
  $a = Read-Host
  if ($a[1] -eq $a[2]) {
    Write-Host $a[2]
  }
  Else {
    Write-Host $a[4]
  }
}

stdin

535 335
658 598
484 845
944 162
217 797
483 337
946 663
453 556
933 773
292 957
479 362
422 221
933 336
217 449
219 262
439 665
821 518
183 834
677 884
176 677
488 811
499 946
844 849
174 479
963 286
915 713
797 734
297 371
811 836
693 874
456 757
411 812

stdout

535 335
3
658 598
5
484 845
8
944 162
4
217 797
7
483 337
3
946 663
6
453 556
5
933 773
3
292 957
9
479 362
3
422 221
2
933 336
3
217 449
4
219 262
2
439 665
6
821 518
5
183 834
8
677 884
7
176 677
6
488 811
8
499 946
9
844 849
4
174 479
4
963 286
2
915 713
7
797 734
7
297 371
3
811 836
1
693 874
8
456 757
7
411 812
1

stderr

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffcf07fdd10 /* 6 vars */) = 0
12    execve("/usr/bin/pwsh", ["/usr/bin/pwsh", "/volume/CODE"], 0x556130c0dc28 /* 6 vars */) = 0
11    execve("/bin/cat", ["cat", "-"], 0x556130c0dc10 /* 6 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} ---
15    +++ exited with 0 +++
16    +++ exited with 0 +++
12    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
31    +++ exited with 0 +++
32    +++ exited with 0 +++
30    +++ exited with 0 +++
29    +++ exited with 0 +++
28    +++ exited with 0 +++
26    +++ exited with 0 +++
25    +++ exited with 0 +++
24    +++ exited with 0 +++
27    +++ exited with 0 +++
23    +++ exited with 0 +++
20    +++ exited with 0 +++
22    +++ exited with 0 +++
21    +++ exited with 0 +++
19    +++ exited with 0 +++
18    +++ exited with 0 +++
17    +++ exited with 0 +++
14    +++ exited with 0 +++
13    +++ 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=46, si_stime=22} ---
10    +++ exited with 0 +++