結果
問題 | No.2378 Cards and Subsequences |
ユーザー |
|
提出日時 | 2023-07-09 15:24:34 |
言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 40 ms / 2,000 ms |
コード長 | 3,074 bytes |
コンパイル時間 | 1,856 ms |
コンパイル使用メモリ | 174,400 KB |
実行使用メモリ | 19,072 KB |
最終ジャッジ日時 | 2024-07-23 12:22:32 |
合計ジャッジ時間 | 4,393 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 6 |
other | AC * 35 |
ソースコード
#include <bits/stdc++.h>using namespace std;template<const unsigned int MOD> struct prime_modint {using mint = prime_modint;unsigned int v;prime_modint() : v(0) {}prime_modint(unsigned int a) { a %= MOD; v = a; }prime_modint(unsigned long long a) { a %= MOD; v = a; }prime_modint(int a) { a %= (int)(MOD); if(a < 0)a += MOD; v = a; }prime_modint(long long a) { a %= (int)(MOD); if(a < 0)a += MOD; v = a; }static constexpr int mod() { return MOD; }mint& operator++() {v++; if(v == MOD)v = 0; return *this;}mint& operator--() {if(v == 0)v = MOD; v--; return *this;}mint operator++(int) { mint result = *this; ++*this; return result; }mint operator--(int) { mint result = *this; --*this; return result; }mint& operator+=(const mint& rhs) { v += rhs.v; if(v >= MOD) v -= MOD; return *this; }mint& operator-=(const mint& rhs) { if(v < rhs.v) v += MOD; v -= rhs.v; return *this; }mint& operator*=(const mint& rhs) {v = (unsigned int)((unsigned long long)(v) * rhs.v % MOD);return *this;}mint& operator/=(const mint& rhs) { return *this = *this * rhs.inv(); }mint operator+() const { return *this; }mint operator-() const { return mint() - *this; }mint pow(long long n) const {assert(0 <= n);mint r = 1, x = *this;while (n) {if (n & 1) r *= x;x *= x;n >>= 1;}return r;}mint inv() const { assert(v); return pow(MOD - 2); }friend mint operator+(const mint& lhs, const mint& rhs) { return mint(lhs) += rhs; }friend mint operator-(const mint& lhs, const mint& rhs) { return mint(lhs) -= rhs; }friend mint operator*(const mint& lhs, const mint& rhs) { return mint(lhs) *= rhs; }friend mint operator/(const mint& lhs, const mint& rhs) { return mint(lhs) /= rhs; }friend bool operator==(const mint& lhs, const mint& rhs) { return (lhs.v == rhs.v); }friend bool operator!=(const mint& lhs, const mint& rhs) { return (lhs.v != rhs.v); }friend std::ostream& operator << (std::ostream &os, const mint& rhs) noexcept { return os << rhs.v; }};//using mint = prime_modint<1000000007>;using mint = prime_modint<998244353>;template<class T> istream& operator >> (istream& is, vector<T>& vec) {for(T& x : vec) is >> x;return is;}int main(){ios::sync_with_stdio(false);cin.tie(0);int n, m, k;cin >> n >> m >> k;vector<int> S(n), a(m), b(m);cin >> S >> a >> b;vector<vector<mint>> dp(m + 1, vector<mint>(k + 1));vector<mint> cum(k + 1);cum[0] = 1;for(int i = 0; i < n; i++){int s = S[i] - 1, v1 = a[s], v2 = b[s];vector<mint> dp2(k + 1);for(int j = 0; j <= k; j++){if(j + v1 <= k) dp2[j + v1] += cum[j] - dp[s][j];if(j + v2 <= k) dp2[j + v2] += cum[j] - dp[s][j];}for(int j = 0; j <= k; j++){dp[s][j] += cum[j] - dp[s][j];cum[j] += dp2[j];}}cout << cum[k] << '\n';}