結果
問題 | No.2103 ±1s Game |
ユーザー | ktr216 |
提出日時 | 2022-10-21 21:58:37 |
言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 6 ms / 1,000 ms |
コード長 | 3,577 bytes |
コンパイル時間 | 1,696 ms |
コンパイル使用メモリ | 176,800 KB |
実行使用メモリ | 11,132 KB |
最終ジャッジ日時 | 2024-07-01 06:32:18 |
合計ジャッジ時間 | 2,890 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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ファイルパターン | 結果 |
---|---|
01_ | AC * 3 |
other | AC * 34 |
ソースコード
#include <bits/stdc++.h>using namespace std;#define double long doubleusing ll = long long;using VB = vector<bool>;using VVB = vector<VB>;using VVVB = vector<VVB>;using VC = vector<char>;using VI = vector<int>;using VVI = vector<VI>;using VVVI = vector<VVI>;using VVVVI = vector<VVVI>;using VL = vector<ll>;using VVL = vector<VL>;using VVVL = vector<VVL>;using VVVVL = vector<VVVL>;using VD = vector<double>;using VVD = vector<VD>;using VVVD = vector<VVD>;//using P = pair<int, int>;#define REP(i, n) for (int i = 0; i < (int)(n); i++)#define FOR(i, a, b) for (ll i = a; i < (ll)(b); i++)#define ALL(a) (a).begin(),(a).end()constexpr int INF = 1001001001;constexpr ll LINF = 1001001001001001001ll;constexpr int DX[] = {1, 0, -1, 0};constexpr int DY[] = {0, 1, 0, -1};template< typename T1, typename T2>inline bool chmax(T1 &a, T2 b) {return a < b && (a = b, true); }template< typename T1, typename T2>inline bool chmin(T1 &a, T2 b) {return a > b && (a = b, true); }const ll MOD = 998244353;const int MAX_N = 200010;int par[MAX_N];int rnk[MAX_N];int siz[MAX_N];void init(int n) {REP(i,n) {par[i] = i;rnk[i] = 0;siz[i] = 1;}}int find(int x) {if (par[x] == x) {return x;} else {return par[x] = find(par[x]);}}void unite(int x, int y) {x = find(x);y = find(y);if (x == y) return;int s = siz[x] + siz[y];if (rnk[x] < rnk[y]) {par[x] = y;} else {par[y] = x;if (rnk[x] == rnk[y]) rnk[x]++;}siz[find(x)] = s;}bool same(int x, int y) {return find(x) == find(y);}int size(int x) {return siz[find(x)];}ll mod_pow(ll x, ll n, ll mod) {ll res = 1;x %= mod;while (n > 0) {if (n & 1) res = res * x % mod;x = x * x % mod;n >>= 1;}return res;}ll gcd(ll x, ll y) {if (y == 0) return x;return gcd(y, x % y);}typedef pair<ll, int> P0;struct edge { int to; ll cost; };const int MAX_V = 200000;//const ll LINF = 1LL<<60;int V;vector<edge> G[MAX_V];ll d[MAX_V];void dijkstra(ll s) {// greater<P>を指定することでfirstが小さい順に取り出せるようにするpriority_queue<P0, vector<P0>, greater<P0> > que;fill(d, d + V, LINF);d[s] = 0;que.push(P0(0, s));while (!que.empty()) {P0 p = que.top(); que.pop();int v = p.second;if (d[v] < p.first) continue;REP(i,G[v].size()) {edge e = G[v][i];if (d[e.to] > d[v] + e.cost) {d[e.to] = d[v] + e.cost;que.push(P0(d[e.to], e.to));}}}}VL f(200001, 1);ll C(ll n, ll k) {return f[n] * mod_pow(f[k], MOD - 2, MOD) % MOD * mod_pow(f[n - k], MOD - 2, MOD) % MOD;}int main() {ios::sync_with_stdio(false);std::cin.tie(nullptr);//REP(i, 200000) f[i + 1] = f[i] * (i + 1) % MOD;int X, Y, K, P;cin >> X >> Y >> K >> P;int B = (X + Y - K) / 2, A = X + Y - K - B;if (A > B) {if (B >= X && K % 2 == 1 && P == 1) cout << "Bob\n";else if (B >= X && K % 2 == 0 && P == -1) cout << "Bob\n";else if (B >= Y && P == -1) cout << "Bob\n";else cout << "Alice\n";} else {if (A >= X && K % 2 == 1 && P == -1) cout << "Alice\n";else if (A >= X && K % 2 == 0 && P == 1) cout << "Alice\n";else if (A >= Y && P == 1) cout << "Alice\n";else cout << "Bob\n";}//cout << "A=" << A << " B=" << B << endl;}