Online PHP editor | output for B0SB1

<?php function joinNumbers($a, $b) { $t=10; while($b>=$t) $t*=10; return $a*$t+$b; } function arrangeNumbers() { $a = [1,34,3,98,9,76,45,4]; joinNumbers $size=count($a)/count($a[0]); for($i=0;$i<$size-1;$i++) for($j=$i+1;$j<$size;$j++) if(joinNumbers($a[$i],$a[$j])<joinNumbers($a[$j],$a[$i])) swap($a[$i],$a[$j]); printf("Number is : "); for($i=0;$i<$size;$i++) printf("%d",$a[$i]); printf("\n\n"); } arrangeNumbers();