#890910 (C++23) No.2380 Sylow P-subgroup

• 問題: No.2380 Sylow P-subgroup
• ユーザー: shirokami
• 提出日時: 2023-07-14 21:37:44
• 言語: C++23 (gcc 13.3.0 + boost 1.87.0)
• 結果: AC
• 実行時間: 2 ms / 2,000 ms
• コード長: 2,129 bytes
• コンパイル時間: 6,087 ms
• コンパイル使用メモリ: 358,372 KB
• 実行使用メモリ: 5,376 KB
• 最終ジャッジ日時: 2024-09-16 06:30:05
• 合計ジャッジ時間: 6,791 ms
• ジャッジサーバーID （参考情報）: judge5 / judge1

ファイルパターン	結果
sample	AC * 3
other	AC * 14

ソースコード

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#include <bits/extc++.h>
using namespace std;
// #pragma GCC optimize("O3")
// #pragma GCC optimize("unroll-loops")
// using namespace __gnu_pbds;
// #include <boost/multiprecision/cpp_int.hpp>
// using Bint = boost::multiprecision::cpp_int;
#include <atcoder/all>
using namespace atcoder;
// https://atcoder.github.io/ac-library/production/document_ja/
typedef long long int ll;
typedef long double ld;
constexpr ll mod = 998244353;
constexpr ll INF = 9'223'372'036'854'775'807/10;
#define rep(i,n) for (ll i = 0; i < ll(n); ++i)
#define All(a) (a).begin(),(a).end()
#define Pi acos(-1)
using V = vector<ll>;
using P = pair<ll,ll>;
vector<ll> dx = {1, 0, -1, 0, 1, 1, -1, -1};
vector<ll> dy = {0, 1, 0, -1, 1, -1, 1, -1};
template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; }
struct Edge{ll to, cost;};
using Graph = vector<vector<Edge>>;
struct IoSetup {
  IoSetup() {
    cin.tie(nullptr);
    ios_base::sync_with_stdio(false);
    cout << setprecision(15) << fixed;
  }
} iosetup;
void print(vector<string> &v) {
  for (string s : v) {
    cout << s << '\n';
  }
}
template<typename T>
void print(vector<pair<T, T>> &v, int w = 0) {
  for (int i = 0; i < (int)v.size(); i++) {
    cout << right << setw(w) << v[i].first << ' ' << v[i].second << '\n';
  }
}
template<typename T>
void print(vector<T> &v, int w = 0) {
  for (int i = 0; i < (int)v.size(); i++) {
    cout << right << setw(w) << v[i] << " \n"[i == (int)v.size() - 1];
  }
}
template<typename T>
void print(vector<vector<T>> &v, int w = 0) {
  for (int i = 0; i < (int)v.size(); i++) {
    print(v[i], w);
  }
}
template<typename T>
void print(const T& arg) {
  cout << arg << '\n';
}
template<typename T, typename... Args>
void print(const T& arg, const Args&... args) {
  cout << arg << ' ';
  print(args...);
}
using mint = modint998244353;
ll f(ll n, ll p) {
  ll res = 0;
  while (n) {
    res += n / p;
    n /= p;
  }
  return res;
}
int main() {
  ll n, p;
  cin >> n >> p;
  mint ans = mint(p).pow(f(n, p));
  print(ans.val());
}
 
 
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