perl, 33 bytes

Result

AC

Duration

526ms

Code [DL]

$=*=2;print$|=$=>$_&&($==$_)for<>

stdin

47
95
92
33
70
98
64
35
62
16
19
29
69
51
27
18
91
77
96
30
65
32
90
88
56
15
97
55
66
12
17
73
57
49
14
40
79
54
22
72
31
58
76
99
84
87
82
23
83
74

stdout

10010000010000000000000001000100000000000000000000

stderr

strace

12    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffe7e71f1a8 /* 7 vars */) = 0
14    execve("/usr/bin/perl", ["/usr/bin/perl", "/volume/CODE"], 0x7fa3be8f7240 /* 7 vars */ <unfinished ...>
13    execve("/bin/cat", ["cat", "-"], 0x7fa3be8f7230 /* 7 vars */ <unfinished ...>
14    <... execve resumed>)             = 0
13    <... execve resumed>)             = 0
13    +++ exited with 0 +++
12    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
14    +++ exited with 0 +++
12    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
12    +++ exited with 0 +++