reasonml, 114 bytes

Result

WA

Duration

981ms

Code [DL]

for(i in 0 to 31){
let a = Some(input_line(stdin));
if(a[1]=a[2]){
console.log(a[2])
}else{
console.log(a[4])
}
};

stdin

399 996
411 751
588 779
399 998
854 575
243 343
649 448
299 977
382 135
569 699
352 559
281 419
243 397
119 996
822 241
382 281
813 432
862 676
175 881
199 598
858 335
194 941
656 622
964 493
466 964
335 883
234 139
465 126
782 224
422 967
288 771
841 249

stdout

stderr

  We've found a bug for you!
  /tmp/code.re 3:4
  
  1 │ for(i in 0 to 31){
  2 │ let a = Some(input_line(stdin));
  3 │ if(a[1]=a[2]){
  4 │ console.log(a[2])
  5 │ }else{
  
  This has type:
    option(string)
  But somewhere wanted:
    array('a)
  

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffe034699f0 /* 9 vars */) = 0
11    execve("/usr/bin/realpath", ["realpath", "/volume/CODE"], 0x55bf1570fd18 /* 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.re"], 0x55bf1570fd38 /* 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/bin/bsc", ["/usr/bin/bsc", "/tmp/code.re"], 0x55bf1570fd20 /* 9 vars */) = 0
13    execve("/bin/node", ["node", "/usr/bin/bsc", "/tmp/code.re"], 0x7ffed84d4950 /* 9 vars */) = -1 ENOENT (No such file or directory)
13    execve("/usr/local/sbin/node", ["node", "/usr/bin/bsc", "/tmp/code.re"], 0x7ffed84d4950 /* 9 vars */) = -1 ENOENT (No such file or directory)
13    execve("/usr/local/bin/node", ["node", "/usr/bin/bsc", "/tmp/code.re"], 0x7ffed84d4950 /* 9 vars */) = -1 ENOENT (No such file or directory)
13    execve("/usr/sbin/node", ["node", "/usr/bin/bsc", "/tmp/code.re"], 0x7ffed84d4950 /* 9 vars */) = -1 ENOENT (No such file or directory)
13    execve("/usr/bin/node", ["node", "/usr/bin/bsc", "/tmp/code.re"], 0x7ffed84d4950 /* 9 vars */) = 0
20    execve("/usr/lib/node_modules/bs-platform/linux/bsc.exe", ["/usr/lib/node_modules/bs-platfor"..., "/tmp/code.re"], 0x55a74b43bf60 /* 9 vars */) = 0
21    execve("/bin/sh", ["sh", "-c", "/usr/lib/node_modules/bs-platfor"...], 0x7ffeaa6de2f0 /* 9 vars */) = 0
21    execve("/usr/lib/node_modules/bs-platform/linux/refmt.exe", ["/usr/lib/node_modules/bs-platfor"..., "--print=binary", "/tmp/code.re"], 0x55ce1e048090 /* 9 vars */) = 0
21    +++ exited with 0 +++
20    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
20    +++ exited with 2 +++
13    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=2, si_utime=0, si_stime=0} ---
18    +++ exited with 0 +++
16    +++ exited with 0 +++
17    +++ exited with 0 +++
15    +++ exited with 0 +++
14    +++ exited with 0 +++
19    +++ exited with 2 +++
13    +++ exited with 2 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=2, si_utime=3, si_stime=2} ---
22    execve("/bin/cat", ["cat", "-"], 0x55bf1570fd38 /* 9 vars */ <unfinished ...>
23    execve("/usr/bin/node", ["/usr/bin/node", "/tmp/code.js"], 0x55bf1570fd48 /* 9 vars */ <unfinished ...>
22    <... execve resumed>)             = 0
23    <... execve resumed>)             = 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} ---
26    +++ exited with 0 +++
28    +++ exited with 0 +++
24    +++ exited with 0 +++
25    +++ exited with 0 +++
27    +++ exited with 0 +++
29    +++ exited with 0 +++
23    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=3, si_stime=2} ---
30    execve("/bin/rm", ["rm", "/tmp/code.js", "/tmp/code.re"], 0x55bf1570fcf0 /* 9 vars */) = 0
30    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
10    +++ exited with 0 +++