// #pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include #include using namespace std; using namespace atcoder; using mint = modint998244353; // using mint = modint1000000007; using ll = long long; using ull = unsigned long long; using ld = long double; using pii = pair; using pll = pair; using T = tuple; using G = vector>; #define rep(i, n) for (ll i = 0; i < (n); ++i) #define rep2(i, a, b) for (ll i = a; i < (b); ++i) #define rrep2(i, a, b) for (ll i = a-1; i >= (b); --i) #define rep3(i, a, b, c) for (ll i = a; i < (b); i+=c) #define rng(a) a.begin(),a.end() #define rrng(a) a.rbegin(),a.rend() #define popcount __builtin_popcount #define popcountll __builtin_popcountll #define fi first #define se second #define UNIQUE(v) sort(rng(v)), v.erase(unique(rng(v)), v.end()) #define MIN(v) *min_element(rng(v)) #define MAX(v) *max_element(rng(v)) template bool chmin(T &a,T b){if(a>b){a=b;return 1;}else return 0;} template bool chmax(T &a,T b){if(a void printv(vector &v){rep(i,v.size())cout< void printvv(vector> &v){rep(i,v.size())rep(j,v[i].size())cout<> n; vector prime; vector used(n+1); for(int i=2; i<=n; i++){ if(used[i]) continue; prime.emplace_back(i); for(int j=i; j<=n; j+=i) used[j] = true; } vector dp(n+1); rep2(i, 4, n+1){ int it = upper_bound(rng(prime), i) - prime.begin(); set st; rep(j, it+1) st.insert(j); rep(j, it){ if (i-prime[j] >= 2) st.erase(dp[i-prime[j]]); } dp[i] = *st.begin(); } cout << (dp[n] == 0 ? "Lose": "Win") << endl; return 0; }