結果
問題 | No.1766 Tatsujin Remix |
ユーザー | milanis48663220 |
提出日時 | 2021-11-26 23:25:58 |
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 | 4,161 bytes |
コンパイル時間 | 1,173 ms |
コンパイル使用メモリ | 124,204 KB |
実行使用メモリ | 15,220 KB |
最終ジャッジ日時 | 2024-06-29 18:34:32 |
合計ジャッジ時間 | 2,429 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 3 ms
5,376 KB |
testcase_05 | AC | 3 ms
5,376 KB |
testcase_06 | AC | 3 ms
5,376 KB |
testcase_07 | AC | 3 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 18 ms
10,112 KB |
testcase_10 | AC | 18 ms
10,112 KB |
testcase_11 | AC | 18 ms
10,240 KB |
testcase_12 | AC | 18 ms
10,240 KB |
testcase_13 | AC | 20 ms
11,648 KB |
testcase_14 | AC | 27 ms
15,104 KB |
testcase_15 | AC | 28 ms
15,104 KB |
testcase_16 | AC | 27 ms
15,220 KB |
testcase_17 | AC | 28 ms
15,104 KB |
testcase_18 | AC | 27 ms
15,104 KB |
testcase_19 | AC | 27 ms
15,096 KB |
testcase_20 | AC | 28 ms
15,104 KB |
testcase_21 | AC | 27 ms
15,104 KB |
testcase_22 | AC | 27 ms
14,988 KB |
testcase_23 | AC | 28 ms
15,116 KB |
testcase_24 | AC | 24 ms
15,168 KB |
testcase_25 | AC | 25 ms
14,976 KB |
ソースコード
#include <iostream> #include <algorithm> #include <iomanip> #include <vector> #include <queue> #include <deque> #include <set> #include <map> #include <tuple> #include <cmath> #include <numeric> #include <functional> #include <cassert> #define debug_value(x) cerr << "line" << __LINE__ << ":<" << __func__ << ">:" << #x << "=" << x << endl; #define debug(x) cerr << "line" << __LINE__ << ":<" << __func__ << ">:" << x << endl; 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; } using namespace std; typedef long long ll; template<typename T> vector<vector<T>> vec2d(int n, int m, T v){ return vector<vector<T>>(n, vector<T>(m, v)); } template<typename T> vector<vector<vector<T>>> vec3d(int n, int m, int k, T v){ return vector<vector<vector<T>>>(n, vector<vector<T>>(m, vector<T>(k, v))); } template<typename T> void print_vector(vector<T> v, char delimiter=' '){ if(v.empty()) { cout << endl; return; } for(int i = 0; i+1 < v.size(); i++) cout << v[i] << delimiter; cout << v.back() << endl; } const ll MOD = 998244353; class ModInt{ public: ll v; ModInt(ll _v = 0){ if(_v < 0) _v = (_v%MOD)+MOD; if(_v >= MOD) _v %= MOD; v = _v; } ModInt operator+(ll n){ return ModInt((v+n)%MOD); } ModInt operator-(ll n){ return ModInt((v-n+MOD)%MOD); } ModInt operator*(ll n){ if(n >= MOD) n %= MOD; return ModInt((v*n)%MOD); } ModInt operator/(ll n){ return ModInt((ModInt(n).inv()*v).v%MOD); } void operator+=(ll n){ v = (v+n)%MOD; } void operator-=(ll n){ v = (v-n+MOD)%MOD; } void operator*=(ll n){ v = (v*n+MOD)%MOD; } ModInt operator+(ModInt n){ return ModInt((v+n.v)%MOD); } ModInt operator-(ModInt n){ return ModInt((v-n.v+MOD)%MOD); } ModInt operator*(ModInt n){ return ModInt((v*n.v)%MOD); } ModInt operator/(ModInt n){ return ModInt((n.inv()*v).v%MOD); } void operator+=(ModInt n){ v = (v+n.v)%MOD; } void operator-=(ModInt n){ v = (v-n.v+MOD)%MOD; } void operator*=(ModInt n){ v = (v*n.v)%MOD; } void operator=(ModInt n){ v = n.v; } bool operator==(ModInt n){ return v == n.v; } bool operator!=(ModInt n){ return v != n.v; } void operator=(ll n){ v = n%MOD; } ModInt inv(){ if(v == 1) return ModInt(1); else return ModInt(MOD-ModInt(MOD%v).inv().v*(MOD/v)%MOD); } }; ostream& operator<<(ostream& os, const ModInt& m){ os << m.v; return os; } istream & operator >> (istream &in, ModInt &m){ in >> m.v; return in; } using mint = ModInt; int main(){ ios::sync_with_stdio(false); cin.tie(0); cout << setprecision(10) << fixed; int n; cin >> n; string s; for(int i = 0; i < n; i++){ string t; cin >> t; s += t; } int m = s.size(); vector<int> v(m); for(int i = 0; i < m; i++){ if(s[i] == '.') v[i] = 0; if(s[i] == 'd') v[i] = 1; if(s[i] == 'k') v[i] = 2; } auto dp = vec2d(m, 3, mint(0)); // print_vector(v); auto ok = [&](int i, int j, int k) -> bool{ if(i%2 == 0 && j == 0 && k != 0) return false; if(i%2 == 1 && j != 0 && k == 0) return false; if(v[i] != 0 && j != v[i]) return false; if(v[i+1] != 0 && k != v[i+1]) return false; if(v[i] == 0 && v[i+1] != 0 && j == v[i+1]) return false; // cout << i << ' ' << j << ' ' << k << endl; return true; }; for(int j = 0; j < 3; j++){ for(int k = 0; k < 3; k++){ if(ok(0, j, k)) dp[1][k] += 1; } } for(int i = 2; i < m; i++){ for(int j = 0; j < 3; j++){ for(int k = 0; k < 3; k++){ if(ok(i-1, j, k)) dp[i][k] += dp[i-1][j]; } } } cout << dp[m-1][0]+dp[m-1][1]+dp[m-1][2] << endl; }