<?php
$starttime = microtime(TRUE);
$n = trim(fgets(STDIN));
$prime_array = array();
for ( $i=2; $i<=$n; $i++ ) {
	if ( is_prime($i) ) {
		$prime_array[] = $i;
	}
}
$sub_count = 0;
while ( $n >= 4 ) {
	for ( $i=(count($prime_array)-1); $i>=0; $i-- ) {
		if ( ($n - $prime_array[$i]) >= 2 ) {
			break;
		}
	}
	$n -= $prime_array[$i];
	$sub_count++;
}
fprintf(STDERR, "sub_count: %d\n", $sub_count);
if ( $sub_count % 2 ) {
	echo "Win".PHP_EOL;
}
else {
	echo "Lose".PHP_EOL;
}

function is_prime($number) {
	for ( $i=2; $i<=sqrt($number); $i++ ) {
		if ( !($number % $i) ) {
			return FALSE;
		}
	}
	return TRUE;
}

$exectime = microtime(TRUE) - $starttime;
fprintf(STDERR,"%f seconds\n", $exectime);