<?php
define("NOT_REACHED", 0);
define("REACHED", 3);
define("REACH_EVEN", 1);
define("REACH_ODD", 2);
$n = trim(fgets(STDIN));
$prime_array = array();
for ( $i=2; $i<=$n; $i++ ) {
	if ( is_prime($i) ) {
		$prime_array[] = $i;
	}
}

$result = array_fill(0, $n+1, NOT_REACHED);
$result[$n] = REACH_EVEN;
for ( $i=$n; $i>=0; $i-- ) {
	if ( $result[$i] === NOT_REACHED ) {
		continue;
	}
	for ( $j=0; $j<count($prime_array); $j++ ) {
		if ( $i-$prime_array[$j] < 0 ) {
			break;
		}
		switch ( $result[$i] ) {
			case REACH_EVEN:
				$result[$i-$prime_array[$j]] |= REACH_ODD;
				break;
			
			case REACH_ODD:
				$result[$i-$prime_array[$j]] |= REACH_EVEN;
				break;
			
			case REACHED:
				$result[$i-$prime_array[$j]] |= REACHED;
				break;
			
			default:
			break;
		}
	}
}

if ( ($result[0] == REACH_ODD) || ($result[1] == REACH_ODD) ) {
	echo 'Lose'.PHP_EOL;
}
else {
	echo 'Win'.PHP_EOL;
}

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