結果
問題 | No.1299 Random Array Score |
ユーザー | siro53 |
提出日時 | 2020-11-28 14:25:45 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 26 ms / 2,000 ms |
コード長 | 3,516 bytes |
コンパイル時間 | 2,395 ms |
コンパイル使用メモリ | 203,988 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-09-12 22:26:09 |
合計ジャッジ時間 | 4,203 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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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
6,812 KB |
testcase_01 | AC | 2 ms
6,816 KB |
testcase_02 | AC | 2 ms
6,820 KB |
testcase_03 | AC | 24 ms
6,944 KB |
testcase_04 | AC | 24 ms
6,940 KB |
testcase_05 | AC | 19 ms
6,940 KB |
testcase_06 | AC | 17 ms
6,940 KB |
testcase_07 | AC | 18 ms
6,940 KB |
testcase_08 | AC | 24 ms
6,940 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 11 ms
6,940 KB |
testcase_11 | AC | 4 ms
6,940 KB |
testcase_12 | AC | 16 ms
6,940 KB |
testcase_13 | AC | 23 ms
6,944 KB |
testcase_14 | AC | 17 ms
6,944 KB |
testcase_15 | AC | 17 ms
6,940 KB |
testcase_16 | AC | 17 ms
6,944 KB |
testcase_17 | AC | 5 ms
6,940 KB |
testcase_18 | AC | 11 ms
6,940 KB |
testcase_19 | AC | 13 ms
6,944 KB |
testcase_20 | AC | 8 ms
6,940 KB |
testcase_21 | AC | 2 ms
6,944 KB |
testcase_22 | AC | 5 ms
6,940 KB |
testcase_23 | AC | 16 ms
6,940 KB |
testcase_24 | AC | 19 ms
6,940 KB |
testcase_25 | AC | 16 ms
6,940 KB |
testcase_26 | AC | 3 ms
6,940 KB |
testcase_27 | AC | 6 ms
6,944 KB |
testcase_28 | AC | 4 ms
6,944 KB |
testcase_29 | AC | 6 ms
6,940 KB |
testcase_30 | AC | 16 ms
6,944 KB |
testcase_31 | AC | 7 ms
6,940 KB |
testcase_32 | AC | 23 ms
6,940 KB |
testcase_33 | AC | 26 ms
6,944 KB |
testcase_34 | AC | 13 ms
6,944 KB |
testcase_35 | AC | 26 ms
6,944 KB |
testcase_36 | AC | 13 ms
6,940 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; 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; } #define DEBUG #ifdef DEBUG template <class T, class U> ostream &operator<<(ostream &os, const pair<T, U> &p) { os << '(' << p.first << ',' << p.second << ')'; return os; } template <class T> ostream &operator<<(ostream &os, const vector<T> &v) { os << '{'; for(int i = 0; i < (int)v.size(); i++) { if(i) { os << ','; } os << v[i]; } os << '}'; return os; } void debugg() { cerr << endl; } template <class T, class... Args> void debugg(const T &x, const Args &... args) { cerr << " " << x; debugg(args...); } #define debug(...) \ cerr << __LINE__ << " [" << #__VA_ARGS__ << "]: ", debugg(__VA_ARGS__) #define dump(x) cerr << __LINE__ << " " << #x << " = " << (x) << endl #else #define debug(...) (void(0)) #define dump(x) (void(0)) #endif struct Setup { Setup() { cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(15); } } __Setup; using ll = long long; #define ALL(v) (v).begin(), (v).end() #define RALL(v) (v).rbegin(), (v).rend() #define repl(i, a, b) for(int i = a; i < int(b); i++) #define rep(i, n) repl(i, 0, n) const int INF = 1 << 30; const ll LLINF = 1LL << 60; constexpr int MOD = 998244353; const int dx[4] = {1, 0, -1, 0}; const int dy[4] = {0, 1, 0, -1}; //------------------------------------- template <int mod> struct ModInt { int x; ModInt() : x(0) {} ModInt(int64_t y) : x(y >= 0 ? y % mod : (mod - (-y) % mod) % mod) {} ModInt &operator+=(const ModInt &p) { if((x += p.x) >= mod) x -= mod; return *this; } ModInt &operator-=(const ModInt &p) { if((x += mod - p.x) >= mod) x -= mod; return *this; } ModInt &operator*=(const ModInt &p) { x = (int)(1LL * x * p.x % mod); return *this; } ModInt &operator/=(const ModInt &p) { *this *= p.inverse(); return *this; } ModInt operator-() const { return ModInt(-x); } ModInt operator+(const ModInt &p) const { return ModInt(*this) += p; } ModInt operator-(const ModInt &p) const { return ModInt(*this) -= p; } ModInt operator*(const ModInt &p) const { return ModInt(*this) *= p; } ModInt operator/(const ModInt &p) const { return ModInt(*this) /= p; } ModInt inverse() const { int a = x, b = mod, u = 1, v = 0, t; while(b > 0) { t = a / b; swap(a -= t * b, b); swap(u -= t * v, v); } return ModInt(u); } ModInt pow(int64_t n) const { ModInt ret(1), mul(x); while(n > 0) { if(n & 1) ret *= mul; mul *= mul; n >>= 1; } return ret; } friend ostream &operator<<(ostream &os, const ModInt &p) { return os << p.x; } friend istream &operator>>(istream &is, ModInt &a) { int64_t t; is >> t; a = ModInt<mod>(t); return (is); } static int get_mod() { return mod; } }; using mint = ModInt<MOD>; int main() { int n; ll k; cin >> n >> k; vector<ll> a(n); rep(i, n) cin >> a[i]; cout << mint(accumulate(ALL(a), 0LL)) * mint(2).pow(k) << endl; }