#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <numeric>
#include <stack>
#include <utility>
#include <queue>
//#include <random>
#include <time.h>

#define FOR(i,a,b) for (int i=(a);i<(b);i++)
#define RFOR(i,a,b) for (int i=(b)-1;i>=(a);i--)
#define REP(i,n) for (int i=0;i<(n);i++)
#define RREP(i,n) for (int i=(n)-1;i>=0;i--)

#define SWAP(a,b) (a ^= b,b = a ^ b,a ^= b)
#define swap(type,a,b) do{type _c;_c=a;a=b;b=_c;}while(0)

using namespace std;
typedef long long int lint;

template <typename _Ty>
ostream& operator << (ostream& ostr, const vector<_Ty>& v) {
	if (v.empty()) {
		cout << "{ }";
		return ostr;
	}
	cout << "{" << v.front();
	for (auto itr = ++v.begin(); itr != v.end(); itr++) {
		cout << ", " << *itr;
	}
	cout << "}";
	return ostr;
}

int yuki0007()
{
	int N;
	cin >> N;

	vector<bool> sieve(N + 1, true);

	sieve[0] = sieve[1] = false;
	for (int i = 2; i * i <= N; i++) {
		if (!sieve[i]) continue;
		for (int j = i * i; j <= N; j += i)
			sieve[j] = false;
	}

	vector<int> p;
	for (int i = 0; i < sieve.size(); i++)
		if (sieve[i])
			p.push_back(i);


	vector<bool> win(N + 1, false);

	for (int i = 4; i <= N; i++) {
		for (int j = 0; j < p.size() && i - p[j] >= 2; j++)
			if (!win[i - p[j]]) {
				win[i] = true;
				break;
			}
	}

	//cout << win << endl;
	cout << (win[N] ? "Win" : "Lose") << endl;

	return 0;
}


int main()
{
	//clock_t start, end;
	//start = clock();

	yuki0007();

	//end = clock();
	//printf("%d msec.\n", end - start);

	return 0;
}