#include <vector> #include <map> #include <set> #include <stack> #include <queue> #include <algorithm> #include <utility> #include <functional> #include <sstream> #include <iostream> #include <cstdio> #include <cmath> #include <cstdlib> #include <cctype> #include <string> #include <cstring> #include <ctime> #include <climits> #include <fstream> using namespace std; inline int toInt(string s) { int v; istringstream sin(s); sin >> v; return v; } template<class T> inline string toStr(T x) { ostringstream sout; sout << x; return sout.str(); } typedef vector<int> vi; typedef vector<vi> vvi; typedef vector<string> vs; typedef pair<int, int> pii; typedef long long ll; #define ALL(a) (a).begin(),(a).end() #define RALL(a) (a).rbegin(),(a).rend() #define FOR(i,a,b) for(int i=(a);i<=(b);++i) #define REP(i,n) FOR(i,0,(n)-1) const double EPS = 1e-10; const double PI = acos(-1.0); const int INF = INT_MAX / 10; int main() { int N; cin >> N; vi prime(N + 1, 1); prime[0] = prime[1] = 0; FOR(i, 2, sqrt(N)) { if (prime[i]) { for (int j = i * 2; j <= N; j += i) { prime[j] = 0; } } } if (prime[N - 2] || prime[N - 3]) { cout << "Win" << endl; } else { cout << "Lose" << endl; } return 0; }