<?php
$num = trim(fgets(STDIN));
$tramp_check = tramp_cardset();

for($i = 0; $i < $num; $i++){
list($suit, $rank) = input_explode();
$tramp_check[$suit][$rank] = "check";
}

foreach($tramp_check as $key => $value){
    for($i = 1; $i <= 13; $i++){
        if(! isset($tramp_check[$key][$i])){
            echo $key." ".$i,PHP_EOL;
        }
    }
}

function input_explode(){
    return explode(" ", trim(fgets(STDIN)));
}

function tramp_cardset(){
    return array(
        "S" => array_fill(1,13,null),
        "H" => array_fill(1,13,null),
        "C" => array_fill(1,13,null),
        "D" => array_fill(1,13,null),
    );
}
?>