14 lines
202 B
PHP
14 lines
202 B
PHP
<?php
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if ($_SESSION[$OJ_NAME.'_'.'getkey']!=$_GET['getkey']){
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?>
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<script language=javascript>
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history.go(-1);
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</script>
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<?php
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exit(1);
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}
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else{
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unset($_SESSION[$OJ_NAME.'_'.'getkey']);
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}
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?>
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