結果
問題 | No.1067 #いろいろな色 / Red and Blue and more various colors (Middle) |
ユーザー | fine |
提出日時 | 2020-05-29 22:16:16 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 360 ms / 2,000 ms |
コード長 | 3,941 bytes |
コンパイル時間 | 1,776 ms |
コンパイル使用メモリ | 177,912 KB |
実行使用メモリ | 284,928 KB |
最終ジャッジ日時 | 2024-11-06 05:16:11 |
合計ジャッジ時間 | 5,157 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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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
6,820 KB |
testcase_01 | AC | 2 ms
6,820 KB |
testcase_02 | AC | 2 ms
6,824 KB |
testcase_03 | AC | 2 ms
6,820 KB |
testcase_04 | AC | 2 ms
6,820 KB |
testcase_05 | AC | 2 ms
6,816 KB |
testcase_06 | AC | 2 ms
6,820 KB |
testcase_07 | AC | 2 ms
6,816 KB |
testcase_08 | AC | 2 ms
6,820 KB |
testcase_09 | AC | 2 ms
6,820 KB |
testcase_10 | AC | 2 ms
6,820 KB |
testcase_11 | AC | 223 ms
179,584 KB |
testcase_12 | AC | 137 ms
108,800 KB |
testcase_13 | AC | 307 ms
251,136 KB |
testcase_14 | AC | 167 ms
139,392 KB |
testcase_15 | AC | 71 ms
55,296 KB |
testcase_16 | AC | 56 ms
43,136 KB |
testcase_17 | AC | 12 ms
10,752 KB |
testcase_18 | AC | 177 ms
145,152 KB |
testcase_19 | AC | 185 ms
154,112 KB |
testcase_20 | AC | 81 ms
59,392 KB |
testcase_21 | AC | 359 ms
284,928 KB |
testcase_22 | AC | 356 ms
284,800 KB |
testcase_23 | AC | 360 ms
284,928 KB |
testcase_24 | AC | 2 ms
6,820 KB |
testcase_25 | AC | 1 ms
6,820 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using ll = long long; constexpr char newl = '\n'; // https://noshi91.hatenablog.com/entry/2019/03/31/174006 template <std::uint_fast64_t Modulus> struct ModInt { using u64 = std::uint_fast64_t; static constexpr u64 MOD = Modulus; u64 val; constexpr ModInt(const u64 x = 0) noexcept : val(x % MOD) {} constexpr ModInt operator+() const noexcept { return ModInt(*this); } constexpr ModInt operator-() const noexcept { ModInt res(*this); if (res.val != 0) res.val = MOD - res.val; return res; } constexpr bool operator==(const ModInt& rhs) const noexcept { return val == rhs.val; } constexpr bool operator!=(const ModInt& rhs) const noexcept { return val != rhs.val; } // prefix increment/decrement constexpr ModInt& operator++() noexcept { return *this += ModInt(1); } constexpr ModInt& operator--() noexcept { return *this -= ModInt(1); } // postfix increment/decrement constexpr ModInt& operator++(int) noexcept { ModInt tmp(*this); ++*this; return tmp; } constexpr ModInt& operator--(int) noexcept { ModInt tmp(*this); --*this; return tmp; } constexpr ModInt operator+(const ModInt& rhs) const noexcept { return ModInt(*this) += rhs; } constexpr ModInt operator-(const ModInt& rhs) const noexcept { return ModInt(*this) -= rhs; } constexpr ModInt operator*(const ModInt& rhs) const noexcept { return ModInt(*this) *= rhs; } constexpr ModInt operator/(const ModInt& rhs) const noexcept { return ModInt(*this) /= rhs; } constexpr ModInt& operator+=(const ModInt& rhs) noexcept { val += rhs.val; if (val >= MOD) val -= MOD; return *this; } constexpr ModInt& operator-=(const ModInt& rhs) noexcept { if (val < rhs.val) val += MOD; val -= rhs.val; return *this; } constexpr ModInt& operator*=(const ModInt& rhs) noexcept { val = val * rhs.val % MOD; return *this; } // prime Modulus only constexpr ModInt& operator/=(const ModInt& rhs) noexcept { return *this *= rhs.inv(); } // prime Modulus only constexpr ModInt inv() const noexcept { return pow(*this, MOD - 2); } }; template<std::uint_fast64_t Modulus> constexpr ModInt<Modulus> pow(ModInt<Modulus> x, std::uint_fast64_t n) { ModInt<Modulus> res(1); while (n) { if (n & 1) res *= x; x *= x; n >>= 1; } return res; } template<std::uint_fast64_t Modulus> istream& operator>>(istream& is, ModInt<Modulus>& x) { std::uint_fast64_t val; is >> val; x = ModInt<Modulus>(val); return is; } template<std::uint_fast64_t Modulus> ostream& operator<<(ostream& os, const ModInt<Modulus>& x) { return os << x.val; } using mint = ModInt<998244353>; int main() { cin.tie(nullptr); ios::sync_with_stdio(false); int n, q; cin >> n >> q; vector<int> a(n); for (int i = 0; i < n; i++) { cin >> a[i]; } sort(a.begin(), a.end(), greater<int>()); vector<mint> memo(n + 1, 0); memo[n] = 1; for (int i = n - 1; i >= 0; i--) { memo[i] = memo[i + 1] * a[i]; } vector< vector<mint> > dp(n + 1, vector<mint>(n + 1, 0)); dp[0][0] = 1; for (int i = 0; i < n; i++) { for (int j = n; j >= 0; j--) { if (j < n) dp[i + 1][j + 1] += dp[i][j]; dp[i + 1][j] += dp[i][j] * (a[i] - 1); } } for (int i = 0; i < q; i++) { int l, r, p; cin >> l >> r >> p; ll sum = 0; for (int j = r, k = 0; j >= l; j--) { while (k < n) { if (a[k] < j) break; ++k; } sum ^= (dp[k][p] * memo[k]).val; } cout << sum << newl; } return 0; }