結果
問題 | No.1759 Silver Tour |
ユーザー | tokusakurai |
提出日時 | 2021-11-19 08:46:38 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 3 ms / 2,000 ms |
コード長 | 6,252 bytes |
コンパイル時間 | 2,536 ms |
コンパイル使用メモリ | 207,828 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-06-11 06:34:25 |
合計ジャッジ時間 | 3,805 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,812 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 2 ms
6,940 KB |
testcase_07 | AC | 3 ms
6,944 KB |
testcase_08 | AC | 2 ms
6,944 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 2 ms
6,940 KB |
testcase_11 | AC | 2 ms
6,940 KB |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | AC | 2 ms
6,944 KB |
testcase_14 | AC | 2 ms
6,940 KB |
testcase_15 | AC | 2 ms
6,944 KB |
testcase_16 | AC | 2 ms
6,944 KB |
testcase_17 | AC | 2 ms
6,944 KB |
testcase_18 | AC | 2 ms
6,944 KB |
testcase_19 | AC | 2 ms
6,940 KB |
testcase_20 | AC | 2 ms
6,940 KB |
testcase_21 | AC | 2 ms
6,940 KB |
testcase_22 | AC | 2 ms
6,940 KB |
testcase_23 | AC | 2 ms
6,940 KB |
testcase_24 | AC | 2 ms
6,940 KB |
testcase_25 | AC | 2 ms
6,944 KB |
testcase_26 | AC | 2 ms
6,940 KB |
testcase_27 | AC | 2 ms
6,940 KB |
testcase_28 | AC | 2 ms
6,944 KB |
testcase_29 | AC | 2 ms
6,940 KB |
testcase_30 | AC | 2 ms
6,940 KB |
testcase_31 | AC | 2 ms
6,940 KB |
testcase_32 | AC | 2 ms
6,944 KB |
testcase_33 | AC | 2 ms
6,940 KB |
testcase_34 | AC | 2 ms
6,940 KB |
testcase_35 | AC | 2 ms
6,940 KB |
testcase_36 | AC | 2 ms
6,944 KB |
testcase_37 | AC | 2 ms
6,944 KB |
testcase_38 | AC | 2 ms
6,944 KB |
testcase_39 | AC | 2 ms
6,944 KB |
testcase_40 | AC | 2 ms
6,944 KB |
testcase_41 | AC | 2 ms
6,940 KB |
testcase_42 | AC | 2 ms
6,944 KB |
testcase_43 | AC | 2 ms
6,940 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < n; i++) #define rep2(i, x, n) for (int i = x; i <= n; i++) #define rep3(i, x, n) for (int i = x; i >= n; i--) #define each(e, v) for (auto &e : v) #define pb push_back #define eb emplace_back #define all(x) x.begin(), x.end() #define rall(x) x.rbegin(), x.rend() #define sz(x) (int)x.size() using ll = long long; using pii = pair<int, int>; using pil = pair<int, ll>; using pli = pair<ll, int>; using pll = pair<ll, ll>; template <typename T> bool chmax(T &x, const T &y) { return (x < y) ? (x = y, true) : false; } template <typename T> bool chmin(T &x, const T &y) { return (x > y) ? (x = y, true) : false; } template <typename T> int flg(T x, int i) { return (x >> i) & 1; } template <typename T> void print(const vector<T> &v, T x = 0) { int n = v.size(); for (int i = 0; i < n; i++) cout << v[i] + x << (i == n - 1 ? '\n' : ' '); if (v.empty()) cout << '\n'; } template <typename T> void printn(const vector<T> &v, T x = 0) { int n = v.size(); for (int i = 0; i < n; i++) cout << v[i] + x << '\n'; } template <typename T> int lb(const vector<T> &v, T x) { return lower_bound(begin(v), end(v), x) - begin(v); } template <typename T> int ub(const vector<T> &v, T x) { return upper_bound(begin(v), end(v), x) - begin(v); } template <typename T> void rearrange(vector<T> &v) { sort(begin(v), end(v)); v.erase(unique(begin(v), end(v)), end(v)); } template <typename T> vector<int> id_sort(const vector<T> &v, bool greater = false) { int n = v.size(); vector<int> ret(n); iota(begin(ret), end(ret), 0); sort(begin(ret), end(ret), [&](int i, int j) { return greater ? v[i] > v[j] : v[i] < v[j]; }); return ret; } template <typename S, typename T> pair<S, T> operator+(const pair<S, T> &p, const pair<S, T> &q) { return make_pair(p.first + q.first, p.second + q.second); } template <typename S, typename T> pair<S, T> operator-(const pair<S, T> &p, const pair<S, T> &q) { return make_pair(p.first - q.first, p.second - q.second); } template <typename S, typename T> istream &operator>>(istream &is, pair<S, T> &p) { S a; T b; is >> a >> b; p = make_pair(a, b); return is; } template <typename S, typename T> ostream &operator<<(ostream &os, const pair<S, T> &p) { return os << p.first << ' ' << p.second; } struct io_setup { io_setup() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout << fixed << setprecision(15); } } io_setup; const int inf = (1 << 30) - 1; const ll INF = (1LL << 60) - 1; const int MOD = 1000000007; // const int MOD = 998244353; struct Runtime_Mod_Int { int x; Runtime_Mod_Int() : x(0) {} Runtime_Mod_Int(long long y) { x = y % get_mod(); if (x < 0) x += get_mod(); } static inline int &get_mod() { static int mod = 0; return mod; } static void set_mod(int md) { get_mod() = md; } Runtime_Mod_Int &operator+=(const Runtime_Mod_Int &p) { if ((x += p.x) >= get_mod()) x -= get_mod(); return *this; } Runtime_Mod_Int &operator-=(const Runtime_Mod_Int &p) { if ((x += get_mod() - p.x) >= get_mod()) x -= get_mod(); return *this; } Runtime_Mod_Int &operator*=(const Runtime_Mod_Int &p) { x = (int)(1LL * x * p.x % get_mod()); return *this; } Runtime_Mod_Int &operator/=(const Runtime_Mod_Int &p) { *this *= p.inverse(); return *this; } Runtime_Mod_Int &operator++() { return *this += Runtime_Mod_Int(1); } Runtime_Mod_Int operator++(int) { Runtime_Mod_Int tmp = *this; ++*this; return tmp; } Runtime_Mod_Int &operator--() { return *this -= Runtime_Mod_Int(1); } Runtime_Mod_Int operator--(int) { Runtime_Mod_Int tmp = *this; --*this; return tmp; } Runtime_Mod_Int operator-() const { return Runtime_Mod_Int(-x); } Runtime_Mod_Int operator+(const Runtime_Mod_Int &p) const { return Runtime_Mod_Int(*this) += p; } Runtime_Mod_Int operator-(const Runtime_Mod_Int &p) const { return Runtime_Mod_Int(*this) -= p; } Runtime_Mod_Int operator*(const Runtime_Mod_Int &p) const { return Runtime_Mod_Int(*this) *= p; } Runtime_Mod_Int operator/(const Runtime_Mod_Int &p) const { return Runtime_Mod_Int(*this) /= p; } bool operator==(const Runtime_Mod_Int &p) const { return x == p.x; } bool operator!=(const Runtime_Mod_Int &p) const { return x != p.x; } Runtime_Mod_Int inverse() const { assert(*this != Runtime_Mod_Int(0)); return pow(get_mod() - 2); } Runtime_Mod_Int pow(long long k) const { Runtime_Mod_Int now = *this, ret = 1; for (; k > 0; k >>= 1, now *= now) { if (k & 1) ret *= now; } return ret; } friend ostream &operator<<(ostream &os, const Runtime_Mod_Int &p) { return os << p.x; } friend istream &operator>>(istream &is, Runtime_Mod_Int &p) { long long a; is >> a; p = Runtime_Mod_Int(a); return is; } }; using mint = Runtime_Mod_Int; int main() { int H, W, M; cin >> H >> W >> M; mint::set_mod(M); if (W == 1) { cout << mint(1) << '\n'; return 0; } if (H & 1) { cout << "0\n"; return 0; } vector<vector<mint>> dp(H, vector<mint>(W, 0)); rep(i, W) dp[0][i] = 1; rep(i, H / 2) { rep(j, W) { if (j % 2 == 0) { for (int k = W - 1; k > j; k -= 2) dp[2 * i + 1][k] += dp[2 * i][j]; if (j == W - 1) dp[2 * i + 1][j] += dp[2 * i][j]; } if ((W - 1 - j) % 2 == 0) { for (int k = 0; k < j; k += 2) dp[2 * i + 1][k] += dp[2 * i][j]; if (j == 0) dp[2 * i + 1][j] += dp[2 * i][j]; } } if (i < (H / 2) - 1) { rep(j, W) { rep2(k, -1, 1) { if (j + k < 0 || j + k >= W) continue; dp[2 * i + 2][j + k] += dp[2 * i + 1][j]; } } } } cout << accumulate(all(dp[H - 1]), mint(0)) << '\n'; }