結果
問題 | No.2807 Have Another Go (Easy) |
ユーザー | Today03 |
提出日時 | 2024-07-12 23:36:02 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,023 bytes |
コンパイル時間 | 2,363 ms |
コンパイル使用メモリ | 205,636 KB |
実行使用メモリ | 11,236 KB |
最終ジャッジ日時 | 2024-07-12 23:36:08 |
合計ジャッジ時間 | 4,914 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 |
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testcase_00 | WA | - |
testcase_01 | WA | - |
testcase_02 | WA | - |
testcase_03 | WA | - |
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testcase_45 | WA | - |
ソースコード
#include <bits/stdc++.h> using namespace std; using ll = long long; const int INF = 1e9 + 10; const ll INFL = 4e18; template <ll MOD> struct modint { ll value; modint(ll x = 0) { if (x >= 0) { value = x % MOD; } else { value = MOD - (-x) % MOD; } } modint operator-() const { return modint(-value); } modint operator+() const { return modint(*this); } modint &operator+=(const modint &other) { value += other.value; if (value >= MOD) { value -= MOD; } return *this; } modint &operator-=(const modint &other) { value += MOD - other.value; if (value >= MOD) { value -= MOD; } return *this; } modint &operator*=(const modint other) { value = value * other.value % MOD; return *this; } modint &operator/=(modint other) { (*this) *= other.inv(); return *this; } modint operator+(const modint &other) const { return modint(*this) += other; } modint operator-(const modint &other) const { return modint(*this) -= other; } modint operator*(const modint &other) const { return modint(*this) *= other; } modint operator/(const modint &other) const { return modint(*this) /= other; } modint pow(ll x) const { modint ret(1), mul(value); while (x) { if (x & 1) { ret *= mul; } mul *= mul; x >>= 1; } return ret; } modint inv() const { return pow(MOD - 2); } bool operator==(const modint &other) const { return value == other.value; } bool operator!=(const modint &other) const { return value != other.value; } friend ostream &operator<<(ostream &os, const modint &x) { return os << x.value; } friend istream &operator>>(istream &is, modint &x) { ll v; is >> v; x = modint<MOD>(v); return is; } }; using mod998 = modint<998244353>; using mod107 = modint<1000000007>; using mint = mod998; int main() { int N, M, K; cin >> N >> M >> K; vector<int> C(K); for (int i = 0; i < K; i++) { cin >> C[i]; } vector<mint> dp(2 * N, 0); dp[0] = 1; for (int i = 1; i <= 6; i++) { for (int j = 0; j + i < 2 * N; j++) { dp[i + j] += dp[j]; } } for (int i = 0; i < K; i++) { mint ans = 0; for (int T = 2 * N - 6; T <= 2 * N - 1; T++) { for (int j = 1; j <= 6; j++) { if (j + T >= 2 * N && T - C[i] - N >= 0) { mint X = dp[C[i]] * dp[T - C[i]]; mint Y = dp[C[i] + N] * dp[T - (C[i] + N)]; mint Z = dp[C[i]] * dp[N] * dp[T - (C[i] + N)]; ans += X + Y - Z; } } } cout << ans << endl; } }