結果
問題 | No.1049 Zero (Exhaust) |
ユーザー | suta28407928 |
提出日時 | 2020-05-08 21:55:21 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 17 ms / 2,000 ms |
コード長 | 2,974 bytes |
コンパイル時間 | 862 ms |
コンパイル使用メモリ | 89,496 KB |
実行使用メモリ | 19,084 KB |
最終ジャッジ日時 | 2024-07-04 00:35:37 |
合計ジャッジ時間 | 1,854 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
6,812 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 12 ms
14,504 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 10 ms
13,040 KB |
testcase_06 | AC | 17 ms
19,084 KB |
testcase_07 | AC | 4 ms
5,376 KB |
testcase_08 | AC | 6 ms
7,936 KB |
testcase_09 | AC | 13 ms
15,232 KB |
testcase_10 | AC | 13 ms
16,256 KB |
testcase_11 | AC | 13 ms
16,336 KB |
testcase_12 | AC | 14 ms
18,304 KB |
testcase_13 | AC | 5 ms
6,784 KB |
testcase_14 | AC | 9 ms
10,112 KB |
testcase_15 | AC | 13 ms
14,336 KB |
testcase_16 | AC | 10 ms
12,288 KB |
testcase_17 | AC | 12 ms
12,544 KB |
testcase_18 | AC | 15 ms
16,512 KB |
testcase_19 | AC | 12 ms
14,464 KB |
testcase_20 | AC | 7 ms
8,064 KB |
testcase_21 | AC | 12 ms
14,720 KB |
testcase_22 | AC | 8 ms
9,728 KB |
testcase_23 | AC | 17 ms
19,064 KB |
testcase_24 | AC | 16 ms
19,072 KB |
ソースコード
#include <iostream> #include <string> #include <cstdlib> #include <cmath> #include <vector> #include <map> #include <set> #include <algorithm> #include <queue> #include <stack> #include <functional> #include <bitset> #include <assert.h> using namespace std; typedef long long ll; typedef vector<ll> vl; typedef vector<vl> vvl; typedef vector<char> vc; typedef vector<string> vs; typedef vector<bool> vb; typedef vector<double> vd; typedef pair<ll,ll> P; typedef vector<P> vpl; typedef tuple<ll,ll,ll> tapu; #define rep(i,n) for(ll i=0; i<(n); i++) #define REP(i,a,b) for(int i=(a); i<(b); i++) #define all(x) (x).begin(), (x).end() #define rall(x) (x).rbegin(), (x).rend() const int inf = 1<<30; const ll linf = 1LL<<62; const int MAX = 510000; ll dy[8] = {1,-1,0,0,1,-1,1,-1}; ll dx[8] = {0,0,1,-1,1,-1,-1,1}; const double pi = acos(-1); const double eps = 1e-7; template<typename T1,typename T2> inline bool chmin(T1 &a,T2 b){ if(a>b){ a = b; return true; } else return false; } template<typename T1,typename T2> inline bool chmax(T1 &a,T2 b){ if(a<b){ a = b; return true; } else return false; } template<typename T1,typename T2> inline void print2(T1 a, T2 b){cout << a << " " << b << "\n";} template<typename T1,typename T2,typename T3> inline void print3(T1 a, T2 b, T3 c){ cout << a << " " << b << " " << c << "\n"; } const int mod = 1e9 + 7; //const int mod = 998244353; template <std::uint_fast64_t Modulus> class modint { using u64 = std::uint_fast64_t; public: u64 a; constexpr modint(const u64 x = 0) noexcept : a(x % Modulus) {} constexpr u64 &value() noexcept { return a; } constexpr const u64 &value() const noexcept { return a; } 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 { a += rhs.a; if (a >= Modulus) { a -= Modulus; } return *this; } constexpr modint &operator-=(const modint rhs) noexcept { if (a < rhs.a) { a += Modulus; } a -= rhs.a; return *this; } constexpr modint &operator*=(const modint rhs) noexcept { a = a * rhs.a % Modulus; return *this; } constexpr modint &operator/=(modint rhs) noexcept { u64 exp = Modulus - 2; while (exp) { if (exp % 2) { *this *= rhs; } rhs *= rhs; exp /= 2; } return *this; } }; using mint = modint<mod>; mint dp[1010101][2]; int main(){ ll p,k; cin >> p >> k; dp[0][0] = 1; rep(i,k){ dp[i+1][0] = dp[i][0] * (p+1) + dp[i][1] * (p-1) * 2; dp[i+1][1] = dp[i][0] + dp[i][1] * 2 * (p-1); } cout << dp[k][0].value() << endl; }