donjajo · April 4, 2019 22:14
diff --git a/rusty.php b/rusty.php
 <?php 
 $numbers = [ 3,3,2,2,56,4,4 ];

 $checked = [];
 foreach( $numbers as $number ) {
    $checked[ $number ] = !empty( $checked[ $number ] ) ? $checked[ $number ] + 1 : 1;
 }
 asort( $checked );

 echo current( array_keys( $checked ) );
	<?php
	$numbers = [ 3,3,2,2,56,4,4 ];

	$checked = [];
	foreach( $numbers as $number ) {
	$checked[ $number ] = !empty( $checked[ $number ] ) ? $checked[ $number ] + 1 : 1;
	}
	asort( $checked );

	echo current( array_keys( $checked ) );