<?php

$fuyou=trim(fgets(STDIN));
$input1=explode(" ",trim(fgets(STDIN)));
$input2=explode(" ",trim(fgets(STDIN)));
foreach($input1 as$key => $value){
  if($input2[$key]!=$value){
    echo ($key+1)."\n";
    echo $value."\n";
    echo $input2[$key]."\n";
  }
}