3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array(0, 1, 2, 3, 4, 0, 5, 6, 4, 3, 2, 1,0); function getMin( $a ) { $arr_filtered = array_values(array_filter( $a )); return min($arr_filtered); } $min = getMin( $arr ); $count = count($arr); while( count( array_unique($arr) ) > 1 ) { for( $i = 0; $i < $count; $i++) { if( $arr[$i] >= $min ){ $arr[$i] -= $min; echo $arr[$i]." "; } } echo "\n"; }
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
0 1 2 3 4 5 3 2 1 0 0 1 2 3 4 2 1 0 0 1 2 3 1 0 0 1 2 0 0 1 0
preferences:
104.59 ms | 1986 KiB | 4 Q