結果
| 問題 |
No.2156 ぞい文字列
|
| コンテスト | |
| ユーザー |
hibit_at
|
| 提出日時 | 2022-11-13 16:25:08 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 23 ms / 2,000 ms |
| コード長 | 4,183 bytes |
| コンパイル時間 | 1,312 ms |
| コンパイル使用メモリ | 116,028 KB |
| 最終ジャッジ日時 | 2025-02-08 19:55:24 |
|
ジャッジサーバーID (参考情報) |
judge4 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 4 |
| other | AC * 16 |
ソースコード
#include <algorithm>
#include <iostream>
#include <iomanip>
#include <limits.h>
#include <map>
#include <math.h>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <string>
#include <utility>
#include <vector>
#include <stack>
#include <complex>
using namespace std;
#define rep(i, n) for (int i = 0; i < n; i++)
#define rep1(i, n) for (int i = 1; i < n + 1; i++)
#define rev(i, n) for (int i = n - 1; i >= 0; i--)
#define all(A) A.begin(), A.end()
#define itr(A, l, r) A.begin() + l, A.begin() + r
#define debug(var) cout << #var << " = " << var << endl;
typedef long long ll;
template <typename T1, typename T2>
ostream &operator<<(ostream &os, const pair<T1, T2> &p)
{
os << "(" << p.first << "," << p.second << ")";
return os;
}
template <typename T1, typename T2>
istream &operator>>(istream &is, pair<T1, T2> &p)
{
is >> p.first >> p.second;
return is;
}
template <typename T>
ostream &operator<<(ostream &os, const vector<T> &v)
{
for (int i = 0; i < (int)v.size(); i++)
{
os << v[i] << (i + 1 != (int)v.size() ? " " : "");
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, const vector<vector<T>> &v)
{
for (int i = 0; i < (int)v.size(); i++)
{
os << v[i] << endl;
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, const vector<vector<vector<T>>> &v)
{
for (int i = 0; i < (int)v.size(); i++)
{
os << "i = " << i << endl;
os << v[i];
}
return os;
}
template <typename T>
istream &operator>>(istream &is, vector<T> &v)
{
for (T &in : v)
is >> in;
return is;
}
template <typename T, typename S>
ostream &operator<<(ostream &os, map<T, S> &mp)
{
for (auto &[key, val] : mp)
{
os << key << ":" << val << " ";
}
cout << endl;
return os;
}
template <typename T>
ostream &operator<<(ostream &os, set<T> st)
{
auto itr = st.begin();
for (int i = 0; i < (int)st.size(); i++)
{
os << *itr << (i + 1 != (int)st.size() ? " " : "");
itr++;
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, multiset<T> st)
{
auto itr = st.begin();
for (int i = 0; i < (int)st.size(); i++)
{
os << *itr << (i + 1 != (int)st.size() ? " " : "");
itr++;
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, queue<T> q)
{
while (q.size())
{
os << q.front() << " ";
q.pop();
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, stack<T> st)
{
while (st.size())
{
os << st.top() << " ";
st.pop();
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, priority_queue<T> pq)
{
while (pq.size())
{
os << pq.top() << " ";
pq.pop();
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, priority_queue<T, vector<T>, greater<T>> mpq)
{
while (mpq.size())
{
os << mpq.top() << " ";
mpq.pop();
}
return os;
}
int main()
{
using VI = vector<ll>;
using VVI = vector<VI>;
using VVVI = vector<VVI>;
using VVVVI = vector<VVVI>;
VVVI dp(100, VVI(2, VI(2, 0)));
dp[0][0][0] = 1;
dp[0][0][1] = 1;
dp[0][1][0] = 1;
rep(i, 99)
{
rep(h, 2)
{
rep(w, 2)
{
rep(p, 2)
{
dp[i + 1][h][w] += dp[i][h][p] * dp[i][p][w];
dp[i + 1][h][w] %= 998244353;
}
}
}
}
ll k;
cin >> k;
VVI ans(2, VI(2, 0));
ans[0][0] = 1;
ans[1][1] = 1;
rep(i, 100)
{
if (k & 1)
{
VVI next_ans(2, VI(2, 0));
rep(h, 2)
{
rep(w, 2)
{
rep(p, 2)
{
next_ans[h][w] += ans[h][p] * dp[i][p][w];
next_ans[h][w] %= 998244353;
}
}
}
ans = next_ans;
}
k /= 2;
}
cout << ans[0][0] - 1 << endl;
}
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