<?php

// 標準入力を一行ずつ配列に代入します
while ($line = fgets(STDIN)) {
   $tmp[] = trim($line);
}

$result = (int)$tmp[0] * (int)$tmp[1];

if ($result % 2 === 0) {
	echo "Even\n";
} elseif ($result % 2 === 1) {
	echo "Odd\n";
}