<?php $str = trim(fgets(STDIN)); $a = explode(" ",$str); echo "Numbers - "; for($i=0;$i< count($a);$i++){ if((int)log10($a[$i])+1 == 4) echo "$a[$i] "; } echo "\n"; ?>
<?php $str = trim(fgets(STDIN)); $a = explode(" ",$str); echo "Numbers - "; for($i=0;$i< count($a);$i++){ if((int)log10($a[$i])+1 == 4) echo "$a[$i] "; } echo "\n"; ?>