<?php
$member = trim(fgets(STDIN));
$point = explode(" ",trim(fgets(STDIN)));
$person = explode(" ",trim(fgets(STDIN)));
$score = array_fill(0, 101, 0);
foreach($person as $key => $value) {
    $score[$value] += $points[$key];
}
if(max($score) == $score[0]) {
    echo 'YES';
} else {
    echo 'NO';
}