#include <bits/stdc++.h>
#define FOR(i,a,b) for(int i = (a); i < (b); ++i)
#define REP(i,n) FOR(i,0,n)
#define SZ(n) (int)(n).size()
#define ALL(n) (n).begin(), (n).end()
#define MOD 1000000007
#define INF 100000000
using namespace std;
typedef long long LL;
typedef vector<int> VI;
typedef pair<int, int> PI;


int main() {
	int n;
	cin >> n;
	vector<bool> vb(10000, true);
	vb[0] = vb[1] = false;
	for (int i = 2; i * i < n; ++i) {
		if (vb[i]) {
			for (int j = i * 2; j < n; j += i) {
				vb[j] = false;
			}
		}
	}
	vector <bool> dp(10000);
	dp[0] = dp[1] = true;
	FOR(i, 2, n + 1) {
		REP(j, i + 1) {
			if (vb[j] && !dp[i - j]) {
				dp[i] = true;
			}
		}
	}
	cout << (dp[n] ? "Win" : "Lose") << endl;
	return 0;
}