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<?php $argv[1] = '-040.010'; $argv[1] = '-0000100.123400000'; echo strlen((explode('.',$t=trim('-'==($_=$argv[1])[0]?$n=$_=trim($_,'-'):$_,0)))).($t!==$_?($n?' -':' ').$t:'');

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35.49 ms | 402 KiB | 5 Q