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<?php $asd = md5(sprintf($null, '')) .'1'; echo $asd;
Output for git.master_jit, git.master, rfc.property-hooks
Warning: Undefined variable $null in /in/99876 on line 2 Deprecated: sprintf(): Passing null to parameter #1 ($format) of type string is deprecated in /in/99876 on line 2 d41d8cd98f00b204e9800998ecf8427e1

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