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<?php define('__FLAG__','3xZG{dgznclXAwFVCUHPMWFViZBDSsltxKdrvFBVYHSr1}'); function stypr_crypt($_0){$_1 = $_2 = $_3 = array(); $_4 =array('?','(','@', ';', '$','#', ']', '&', '*'); $_4 = array_merge($_4,range('a','z'),range('0','9'),range('A','Z')); $_4 = array_merge($_4,array('!', ')', '_', '+', '|', '%', '/', '[', '.', ' ')); for($_5=9,$_6=0;$_6 < $_5;$_6++){ for($_7=0;$_7<$_5;$_7++){$_2[$_6][$_7] = $_4[$_6*$_5+$_7]; $_3[$_6][$_7] = str_rot13($_4[($_5*$_5-1)-($_6*$_5+$_7)]);} } unset($_4); $_8 = floor(strlne($_0)/2)*2; } if(__FLAG__ === stypr_crypt(stypr_crypt(stypr_crypt($_GET['flag'])))) echo 'Correct!'; else echo 'Incorrect..'; ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined array key "flag" in /in/OIj8p on line 6 Fatal error: Uncaught Error: Call to undefined function strlne() in /in/OIj8p:4 Stack trace: #0 /in/OIj8p(6): stypr_crypt(NULL) #1 {main} thrown in /in/OIj8p on line 4
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined index: flag in /in/OIj8p on line 6 Fatal error: Uncaught Error: Call to undefined function strlne() in /in/OIj8p:4 Stack trace: #0 /in/OIj8p(6): stypr_crypt(NULL) #1 {main} thrown in /in/OIj8p on line 4
Process exited with code 255.
Output for 7.3.32 - 7.3.33
Fatal error: Uncaught Error: Call to undefined function strlne() in /in/OIj8p:4 Stack trace: #0 /in/OIj8p(6): stypr_crypt(NULL) #1 {main} thrown in /in/OIj8p on line 4
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.21
Notice: Undefined index: flag in /in/OIj8p on line 6 Fatal error: Call to undefined function strlne() in /in/OIj8p on line 4
Process exited with code 255.

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