結果
問題 | No.2550 MORE! JUMP! MORE! |
ユーザー | dyktr_06 |
提出日時 | 2023-11-22 08:10:07 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 28 ms / 2,000 ms |
コード長 | 3,284 bytes |
コンパイル時間 | 2,283 ms |
コンパイル使用メモリ | 202,740 KB |
実行使用メモリ | 6,528 KB |
最終ジャッジ日時 | 2024-09-26 07:24:33 |
合計ジャッジ時間 | 3,801 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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 | 1 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 1 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 1 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 1 ms
5,376 KB |
testcase_13 | AC | 1 ms
5,376 KB |
testcase_14 | AC | 2 ms
5,376 KB |
testcase_15 | AC | 2 ms
5,376 KB |
testcase_16 | AC | 2 ms
5,376 KB |
testcase_17 | AC | 1 ms
5,376 KB |
testcase_18 | AC | 1 ms
5,376 KB |
testcase_19 | AC | 1 ms
5,376 KB |
testcase_20 | AC | 18 ms
5,376 KB |
testcase_21 | AC | 11 ms
5,376 KB |
testcase_22 | AC | 4 ms
5,376 KB |
testcase_23 | AC | 16 ms
5,376 KB |
testcase_24 | AC | 26 ms
6,272 KB |
testcase_25 | AC | 17 ms
5,376 KB |
testcase_26 | AC | 14 ms
5,376 KB |
testcase_27 | AC | 24 ms
5,760 KB |
testcase_28 | AC | 21 ms
5,376 KB |
testcase_29 | AC | 15 ms
5,376 KB |
testcase_30 | AC | 27 ms
6,400 KB |
testcase_31 | AC | 27 ms
6,400 KB |
testcase_32 | AC | 28 ms
6,400 KB |
testcase_33 | AC | 28 ms
6,400 KB |
testcase_34 | AC | 28 ms
6,400 KB |
testcase_35 | AC | 26 ms
6,272 KB |
testcase_36 | AC | 28 ms
6,528 KB |
testcase_37 | AC | 27 ms
6,272 KB |
testcase_38 | AC | 27 ms
6,272 KB |
testcase_39 | AC | 28 ms
6,272 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; template <long long Modulus> struct ModInt{ long long val; constexpr ModInt(const long long &_val = 0) noexcept : val(_val) { normalize(); } void normalize(){ val = (val % Modulus + Modulus) % Modulus; } inline ModInt& operator+=(const ModInt& rhs) noexcept { if(val += rhs.val, val >= Modulus) val -= Modulus; return *this; } inline ModInt& operator-=(const ModInt& rhs) noexcept { if(val -= rhs.val, val < 0) val += Modulus; return *this; } inline ModInt& operator*=(const ModInt& rhs) noexcept { val = val * rhs.val % Modulus; return *this; } inline ModInt& operator/=(const ModInt& rhs) noexcept { val = val * inv(rhs.val).val % Modulus; return *this; } inline ModInt& operator++() noexcept { if(++val >= Modulus) val -= Modulus; return *this; } inline ModInt operator++(int) noexcept { ModInt t = val; if(++val >= Modulus) val -= Modulus; return t; } inline ModInt& operator--() noexcept { if(--val < 0) val += Modulus; return *this; } inline ModInt operator--(int) noexcept { ModInt t = val; if(--val < 0) val += Modulus; return t; } inline ModInt operator-() const noexcept { return (Modulus - val) % Modulus; } inline ModInt inv(void) const { return inv(val); } ModInt inv(const long long& n) const { long long a = n, b = Modulus, u = 1, v = 0; while(b){ long long t = a / b; a -= t * b; swap(a, b); u -= t * v; swap(u, v); } u %= Modulus; if(u < 0) u += Modulus; return u; } friend inline ModInt operator+(const ModInt& lhs, const ModInt& rhs) noexcept { return ModInt(lhs) += rhs; } friend inline ModInt operator-(const ModInt& lhs, const ModInt& rhs) noexcept { return ModInt(lhs) -= rhs; } friend inline ModInt operator*(const ModInt& lhs, const ModInt& rhs) noexcept { return ModInt(lhs) *= rhs; } friend inline ModInt operator/(const ModInt& lhs, const ModInt& rhs) noexcept { return ModInt(lhs) /= rhs; } friend inline bool operator==(const ModInt& lhs, const ModInt& rhs) noexcept { return lhs.val == rhs.val; } friend inline bool operator!=(const ModInt& lhs, const ModInt& rhs) noexcept { return lhs.val != rhs.val; } friend inline istream& operator>>(istream& is, ModInt& x) noexcept { is >> x.val; x.normalize(); return is; } friend inline ostream& operator<<(ostream& os, const ModInt& x) noexcept { return os << x.val; } }; const long long MOD = 998244353; using mint = ModInt<MOD>; int main(){ ios::sync_with_stdio(false); cin.tie(nullptr); int n; cin >> n; vector<mint> a(n); for(int i = 0; i < n; i++){ cin >> a[i]; } vector<mint> pow2(n + 1, 1); for(int i = 1; i <= n; i++){ pow2[i] = pow2[i - 1] * 2; } mint ans = 0; for(long long i = 1; i <= n; i++){ mint res = pow2[max(0LL, i - 2)] * (i - 1) + pow2[i - 1]; res *= a[i - 1]; res *= pow2[max(0LL, n - i - 1LL)]; ans += res; } cout << ans << endl; }