結果
問題 | No.1757 Many Many Cards |
ユーザー | koutykkk |
提出日時 | 2023-07-16 22:07:59 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 95 ms / 2,000 ms |
コード長 | 3,664 bytes |
コンパイル時間 | 2,200 ms |
コンパイル使用メモリ | 208,752 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-09-17 17:11:22 |
合計ジャッジ時間 | 4,289 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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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 | 5 ms
6,656 KB |
testcase_01 | AC | 5 ms
6,528 KB |
testcase_02 | AC | 7 ms
6,528 KB |
testcase_03 | AC | 6 ms
6,656 KB |
testcase_04 | AC | 6 ms
6,656 KB |
testcase_05 | AC | 6 ms
6,656 KB |
testcase_06 | AC | 5 ms
6,784 KB |
testcase_07 | AC | 6 ms
6,656 KB |
testcase_08 | AC | 5 ms
6,656 KB |
testcase_09 | AC | 6 ms
6,656 KB |
testcase_10 | AC | 5 ms
6,656 KB |
testcase_11 | AC | 5 ms
6,656 KB |
testcase_12 | AC | 5 ms
6,656 KB |
testcase_13 | AC | 6 ms
6,656 KB |
testcase_14 | AC | 6 ms
6,528 KB |
testcase_15 | AC | 6 ms
6,656 KB |
testcase_16 | AC | 6 ms
6,656 KB |
testcase_17 | AC | 6 ms
6,528 KB |
testcase_18 | AC | 5 ms
6,528 KB |
testcase_19 | AC | 5 ms
6,656 KB |
testcase_20 | AC | 5 ms
6,656 KB |
testcase_21 | AC | 18 ms
6,656 KB |
testcase_22 | AC | 64 ms
6,656 KB |
testcase_23 | AC | 69 ms
6,656 KB |
testcase_24 | AC | 42 ms
6,656 KB |
testcase_25 | AC | 56 ms
6,528 KB |
testcase_26 | AC | 6 ms
6,656 KB |
testcase_27 | AC | 24 ms
6,656 KB |
testcase_28 | AC | 73 ms
6,656 KB |
testcase_29 | AC | 53 ms
6,656 KB |
testcase_30 | AC | 9 ms
6,656 KB |
testcase_31 | AC | 6 ms
6,656 KB |
testcase_32 | AC | 32 ms
6,656 KB |
testcase_33 | AC | 16 ms
6,528 KB |
testcase_34 | AC | 17 ms
6,656 KB |
testcase_35 | AC | 21 ms
6,656 KB |
testcase_36 | AC | 95 ms
6,656 KB |
testcase_37 | AC | 95 ms
6,940 KB |
testcase_38 | AC | 5 ms
6,944 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using ll = long long; using vi = vector<int>; using vl = vector<ll>; using pi = pair<int,int>; using pl = pair<ll,ll>; #define all(x) x.begin(),x.end() #define rep(i,j,n) for (long long i = j; i < (long long)(n); i++) const long long MOD = 1000000007; const long long MOD2 = 998244353; const int INF = ((1<<30)-1); const long long LINF = (1LL<<60); const double PI = 3.141592653589793238; template<class T> inline bool chmax(T& a, T b) { if (a < b) {a = b;return 1;} return 0; } template<class T> inline bool chmin(T& a, T b) { if (a > b) {a = b;return 1;} return 0; } //-------------------------------------------------- template<int MOD> struct Fp { long long val; constexpr Fp(long long v = 0) noexcept : val(v % MOD) { if (val < 0) val += MOD; } constexpr int getmod() { return MOD; } constexpr Fp operator - () const noexcept { return val ? MOD - val : 0; } constexpr Fp operator + (const Fp& r) const noexcept { return Fp(*this) += r; } constexpr Fp operator - (const Fp& r) const noexcept { return Fp(*this) -= r; } constexpr Fp operator * (const Fp& r) const noexcept { return Fp(*this) *= r; } constexpr Fp operator / (const Fp& r) const noexcept { return Fp(*this) /= r; } constexpr Fp& operator += (const Fp& r) noexcept { val += r.val; if (val >= MOD) val -= MOD; return *this; } constexpr Fp& operator -= (const Fp& r) noexcept { val -= r.val; if (val < 0) val += MOD; return *this; } constexpr Fp& operator *= (const Fp& r) noexcept { val = val * r.val % MOD; return *this; } constexpr Fp& operator /= (const Fp& r) noexcept { long long a = r.val, b = MOD, u = 1, v = 0; while (b) { long long t = a / b; a -= t * b; swap(a, b); u -= t * v; swap(u, v); } val = val * u % MOD; if (val < 0) val += MOD; return *this; } constexpr bool operator > (const Fp& r) const noexcept { return this->val > r.val; } constexpr bool operator < (const Fp& r) const noexcept { return this->val < r.val; } constexpr bool operator == (const Fp& r) const noexcept { return this->val == r.val; } constexpr bool operator != (const Fp& r) const noexcept { return this->val != r.val; } friend constexpr ostream& operator << (ostream &os, const Fp<MOD>& x) noexcept { return os << x.val; } friend constexpr Fp<MOD> modpow(const Fp<MOD> &a, long long n) noexcept { if (n == 0) return 1; auto t = modpow(a, n / 2); t = t * t; if (n & 1) t = t * a; return t; } }; using mint = Fp<MOD2>; const int M = 202020; mint fac[202020]; mint inv[202020]; mint C(int n, int k){ return fac[n] * inv[k] * inv[n-k]; } mint P(int n , int k){ return fac[n] * inv[n-k]; } int solve(){ int n,m; cin >> n >> m; fac[0] = 1; rep(i,1,M)fac[i] = fac[i-1] * i; inv[M-1] = modpow(fac[M-1],MOD2-2); for(int i = M-2; i >= 0; --i)inv[i] = inv[i+1] * (i+1); mint ans = modpow(mint(m) , 2*n+1); for(int i = 1; i <= min(n+1 , m); i++){ mint s = C(m , i); if(i > 1)s *= modpow(mint(i) , i-2); s *= modpow(mint(2) , i-1); s *= P(n , i-1); s *= modpow(mint(m-i) , 2*(n-i+1)); ans -= s; } cout << ans << endl; return 0; } int main(){ cout << fixed << setprecision(20); ios::sync_with_stdio(0), cin.tie(0); int t = 1; //cin >> t; for(int i = 0; i < t; i++){ solve(); } return 0; }