結果
問題 | No.1299 Random Array Score |
ユーザー | hedwig100 |
提出日時 | 2020-11-27 21:35:06 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 24 ms / 2,000 ms |
コード長 | 3,167 bytes |
コンパイル時間 | 1,761 ms |
コンパイル使用メモリ | 170,428 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-07-26 11:51:12 |
合計ジャッジ時間 | 3,569 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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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 | 1 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 23 ms
5,376 KB |
testcase_04 | AC | 23 ms
5,376 KB |
testcase_05 | AC | 17 ms
5,376 KB |
testcase_06 | AC | 16 ms
5,376 KB |
testcase_07 | AC | 17 ms
5,376 KB |
testcase_08 | AC | 22 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 10 ms
5,376 KB |
testcase_11 | AC | 4 ms
5,376 KB |
testcase_12 | AC | 16 ms
5,376 KB |
testcase_13 | AC | 22 ms
5,376 KB |
testcase_14 | AC | 16 ms
5,376 KB |
testcase_15 | AC | 16 ms
5,376 KB |
testcase_16 | AC | 16 ms
5,376 KB |
testcase_17 | AC | 5 ms
5,376 KB |
testcase_18 | AC | 11 ms
5,376 KB |
testcase_19 | AC | 12 ms
5,376 KB |
testcase_20 | AC | 7 ms
5,376 KB |
testcase_21 | AC | 2 ms
5,376 KB |
testcase_22 | AC | 5 ms
5,376 KB |
testcase_23 | AC | 16 ms
5,376 KB |
testcase_24 | AC | 18 ms
5,376 KB |
testcase_25 | AC | 15 ms
5,376 KB |
testcase_26 | AC | 2 ms
5,376 KB |
testcase_27 | AC | 5 ms
5,376 KB |
testcase_28 | AC | 5 ms
5,376 KB |
testcase_29 | AC | 5 ms
5,376 KB |
testcase_30 | AC | 14 ms
5,376 KB |
testcase_31 | AC | 7 ms
5,376 KB |
testcase_32 | AC | 21 ms
5,376 KB |
testcase_33 | AC | 24 ms
5,376 KB |
testcase_34 | AC | 12 ms
5,376 KB |
testcase_35 | AC | 24 ms
5,376 KB |
testcase_36 | AC | 13 ms
5,376 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #ifdef LOCAL_ void debug_out() {cerr << endl;} template<typename Head,typename... Tail> void debug_out(Head H,Tail... T){cerr << ' ' << H; debug_out(T...);} #define debug(...) cerr << 'L' << __LINE__ << " [" << #__VA_ARGS__ << "]:",debug_out(__VA_ARGS__) #define dump(x) cerr << 'L' << __LINE__ << " " << #x << " = " << (x) << endl; #else #define debug(...) (void(0)) #define dump(x) (void(0)) #endif #define rep(i,n) for (int i = 0; i < (int)(n); i ++) #define irep(i,n) for (int i = (int)(n) - 1;i >= 0;--i) using ll = long long; using PL = pair<ll,ll>; using P = pair<int,int>; constexpr int INF = 1000000000; constexpr long long HINF = 100000'00000'00000; constexpr long long MOD = 1000000007;// = 998244353; constexpr double EPS = 1e-4; constexpr double PI = 3.14159265358979; #pragma region Macros template<typename T1,typename T2> ostream &operator<<(ostream &os,const pair<T1,T2> &p) { os << '(' << p.first << ',' << p.second << ')'; return os; } template<typename T> ostream &operator<<(ostream &os,const vector<T> &v) { os << '['; for (auto &e:v) {os << e << ',';} os << ']'; return os; } // grid searh const int dy[8] = {-1,0,1,0,-1,-1,1,1}; const int dx[8] = {0,1,0,-1,-1,1,-1,1}; bool IN(int y,int x,int H,int W) {return (0 <= y)&&(y < H)&&(0 <= x)&&(x < W);} #pragma endregion template<int Modulus> struct ModInt { long long x; ModInt(long long x = 0) :x((x%Modulus + Modulus)%Modulus) {} constexpr ModInt &operator+=(const ModInt a) {if ((x += a.x) >= Modulus) x -= Modulus; return *this;} constexpr ModInt &operator-=(const ModInt a) {if ((x += Modulus - a.x) >= Modulus) x -= Modulus; return *this;} constexpr ModInt &operator*=(const ModInt a) {(x *= a.x) %= Modulus; return *this;} constexpr ModInt &operator/=(const ModInt a) {return *this *= a.inverse();} constexpr ModInt operator+(const ModInt a) const {return ModInt(*this) += a.x;} constexpr ModInt operator-(const ModInt a) const {return ModInt(*this) -= a.x;} constexpr ModInt operator*(const ModInt a) const {return ModInt(*this) *= a.x;} constexpr ModInt operator/(const ModInt a) const {return ModInt(*this) /= a.x;} friend constexpr ostream& operator<<(ostream& os,const ModInt<Modulus>& a) {return os << a.x;} friend constexpr istream& operator>>(istream& is,ModInt<Modulus>& a) {return is >> a.x;} ModInt inverse() const {// x ^ (-1) long long a = x,b = Modulus,p = 1,q = 0; while (b) {long long d = a/b; a -= d*b; swap(a,b); p -= d*q; swap(p,q);} return ModInt(p); } ModInt pow(long long N) {// x ^ N ModInt a = 1; while (N) { if (N&1) a *= *this; *this *= *this; N >>= 1; } return a; } }; using mint = ModInt<998244353>; int main() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(20); int N; cin >> N; ll K; cin >> K; vector<ll> A(N); rep(i,N) cin >> A[i]; mint sum = 0; rep(i,N) sum += A[i]; mint x = mint(2).pow(K); sum *= x; cout << sum << '\n'; return 0; }