結果
問題 | No.2926 Botaoshi |
ユーザー | Kyo_s_s |
提出日時 | 2024-10-12 15:33:32 |
言語 | C++23(gcc13) (gcc 13.2.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 5 ms / 2,000 ms |
コード長 | 7,743 bytes |
コンパイル時間 | 4,925 ms |
コンパイル使用メモリ | 278,128 KB |
実行使用メモリ | 6,820 KB |
最終ジャッジ日時 | 2024-10-12 15:33:38 |
合計ジャッジ時間 | 6,227 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
6,816 KB |
testcase_01 | AC | 2 ms
6,816 KB |
testcase_02 | AC | 2 ms
6,820 KB |
testcase_03 | AC | 2 ms
6,820 KB |
testcase_04 | AC | 2 ms
6,820 KB |
testcase_05 | AC | 2 ms
6,816 KB |
testcase_06 | AC | 2 ms
6,816 KB |
testcase_07 | AC | 2 ms
6,816 KB |
testcase_08 | AC | 2 ms
6,816 KB |
testcase_09 | AC | 2 ms
6,820 KB |
testcase_10 | AC | 2 ms
6,820 KB |
testcase_11 | AC | 2 ms
6,820 KB |
testcase_12 | AC | 5 ms
6,820 KB |
testcase_13 | AC | 5 ms
6,820 KB |
testcase_14 | AC | 5 ms
6,820 KB |
testcase_15 | AC | 2 ms
6,820 KB |
testcase_16 | AC | 4 ms
6,816 KB |
testcase_17 | AC | 5 ms
6,816 KB |
testcase_18 | AC | 2 ms
6,820 KB |
testcase_19 | AC | 4 ms
6,816 KB |
testcase_20 | AC | 3 ms
6,820 KB |
testcase_21 | AC | 4 ms
6,816 KB |
testcase_22 | AC | 4 ms
6,816 KB |
testcase_23 | AC | 2 ms
6,820 KB |
testcase_24 | AC | 4 ms
6,816 KB |
testcase_25 | AC | 3 ms
6,816 KB |
testcase_26 | AC | 4 ms
6,820 KB |
testcase_27 | AC | 3 ms
6,820 KB |
testcase_28 | AC | 2 ms
6,816 KB |
testcase_29 | AC | 2 ms
6,820 KB |
testcase_30 | AC | 3 ms
6,820 KB |
testcase_31 | AC | 3 ms
6,816 KB |
testcase_32 | AC | 3 ms
6,816 KB |
testcase_33 | AC | 4 ms
6,816 KB |
testcase_34 | AC | 4 ms
6,820 KB |
testcase_35 | AC | 2 ms
6,820 KB |
testcase_36 | AC | 5 ms
6,820 KB |
testcase_37 | AC | 5 ms
6,820 KB |
testcase_38 | AC | 5 ms
6,820 KB |
testcase_39 | AC | 5 ms
6,816 KB |
testcase_40 | AC | 5 ms
6,816 KB |
testcase_41 | AC | 5 ms
6,816 KB |
testcase_42 | AC | 5 ms
6,816 KB |
testcase_43 | AC | 5 ms
6,820 KB |
testcase_44 | AC | 4 ms
6,820 KB |
testcase_45 | AC | 4 ms
6,816 KB |
ソースコード
#ifdef INCLUDED_MAIN template<int m> struct StaticModint{ using mint = StaticModint; public: static constexpr int mod() { return m; } static mint raw(int v) { mint x; x._v = v; return x; } StaticModint() : _v(0) {} template <class T> StaticModint(T v) { long long x = (long long)(v % (long long)(umod())); if (x < 0) x += umod(); _v = (unsigned int)(x); } unsigned int val() const { return _v; } mint& operator++() { _v++; if (_v == umod()) _v = 0; return *this; } mint& operator--() { if (_v == 0) _v = umod(); _v--; return *this; } mint operator++(int) { mint result = *this; ++*this; return result; } mint operator--(int) { mint result = *this; --*this; return result; } mint& operator+=(const mint& rhs) { _v += rhs._v; if (_v >= umod()) _v -= umod(); return *this; } mint& operator-=(const mint& rhs) { _v -= rhs._v; if (_v >= umod()) _v += umod(); return *this; } mint& operator*=(const mint& rhs) { unsigned long long z = _v; z *= rhs._v; _v = (unsigned int)(z % umod()); return *this; } mint& operator/=(const mint& rhs) { return *this = *this * rhs.inv(); } mint operator+() const { return *this; } mint operator-() const { return mint() - *this; } mint pow(long long n) const { assert(0 <= n); mint x = *this, r = 1; while (n) { if (n & 1) r *= x; x *= x; n >>= 1; } return r; } mint inv() const { assert(_v); return pow(umod() - 2); } friend mint operator+(const mint& lhs, const mint& rhs) { return mint(lhs) += rhs;} friend mint operator-(const mint& lhs, const mint& rhs) { return mint(lhs) -= rhs; } friend mint operator*(const mint& lhs, const mint& rhs) { return mint(lhs) *= rhs; } friend mint operator/(const mint& lhs, const mint& rhs) { return mint(lhs) /= rhs; } friend bool operator==(const mint& lhs, const mint& rhs) { return lhs._v == rhs._v; } friend bool operator!=(const mint& lhs, const mint& rhs) { return lhs._v != rhs._v; } friend ostream &operator<<(ostream &os, mint x) { os << x.val(); return (os); } private: unsigned int _v; static constexpr unsigned int umod() { return m; } }; using Modint998244353 = StaticModint<998244353>; using Modint1000000007 = StaticModint<1000000007>; using Mint = Modint998244353; int main() { LL(N); STR(S); Mint l = 0, r = 0, u = 1; rep(i, N) { char c = S[i]; Mint nl = 0, nr = 0, nu = 0; if (c == 'L' || c == '.') { nl += l + u; } if (c == 'R' || c == '.') { nr += l + r + u; } if (c == 'U' || c == '.') { nu += l + r + u; } l = nl; r = nr; u = nu; } Mint ans = l + r + u; OUT(ans); } #else #include <bits/stdc++.h> using namespace std; // #include <atcoder/all> // using namespace atcoder; // https://atcoder.github.io/ac-library/master/document_ja/ /* alias */ using ull = unsigned long long; using ll = long long; using pii = pair<int, int>; using pll = pair<ll, ll>; using vi = vector<int>; using vll = vector<long long>; using vd = vector<double>; using vs = vector<string>; using vb = vector<bool>; using vpii = vector<pair<int, int>>; using vpll = vector<pair<ll, ll>>; using vvi = vector<vector<int>>; using vvll = vector<vector<long long>>; using vvd = vector<vector<double>>; using vvs = vector<vector<string>>; using vvb = vector<vector<bool>>; template<typename T> using min_priority_queue = priority_queue<T, vector<T>, greater<T>>; /* define */ #define MOD 998244353 // #define MOD 1000000007 #define INF (1LL << 60) #define elif else if #define pb push_back #define pf push_front #define fi first #define se second #define all(obj) (obj).begin(), (obj).end() #define YESNO(bool) cout << (bool ? "YES\n" : "NO\n") #define YesNo(bool) cout << (bool ? "Yes\n" : "No\n") #define yesno(bool) cout << (bool ? "yes\n" : "no\n") template<class T> bool chmax(T &a, const T &b) {if(a<b){ a=b; return 1;} return 0;} template<class T> bool chmin(T &a, const T &b) {if(b<a){ a=b; return 1;} return 0;} #define debug(x) cerr << #x << ":" << x << "\n"; /* REP macro */ #define reps(i, a, n) for(ll i = (a); i < (n); i++) #define rep(i, n) reps(i, 0, (n)) #define rrep(i, n) reps(i, 1, (n + 1)) #define repd(i, n) for(ll i = (n - 1); i >= 0; i--) #define rrepd(i, n) for(ll i = (n); i >= 1; i--) #define fore(i, a) for(auto &i: a) /* vector */ template<class T> T vmax(vector<T> &array){ T ret = array[0]; for(T a: array) chmax(ret, a); return ret; } template<class T> T vmin(vector<T> &array){ T ret = array[0]; for(T a: array) chmin(ret, a); return ret; } template<class T> T sum(vector<T> &array){ T ret = 0; for(T a:array) ret += a; return ret; } template<class T> void list_set(vector<T> &array){ sort(all(array)); array.erase(unique(all(array)),array.end()); } template<class T> int bisect_left(vector<T> &array, T key){ return lower_bound(all(array),key) - array.begin(); } template<class T> int bisect_right(vector<T> &array, T key){ return upper_bound(all(array),key) - array.begin(); } /* string */ ll string_to_ll(string n){ ll ret = 0, k = 1; while(n.length() > 0){ ret += k * (n.back() - '0'); n.pop_back(); k *= 10; } return ret; } string ll_to_string(ll n){ string ret = ""; while(n > 0){ ret.pb((n % 10) + '0'); n /= 10; } reverse(all(ret)); return ret; } struct popopo{ popopo(){ cin.tie(0); ios::sync_with_stdio(0); cout << fixed << setprecision(15); }; } popopoppo; // n = 1,...,N に対して、n % A < B を満たすものの数 ll Count_of_n_mod_A_less_than_B(ll N, ll A, ll B){ return N / A * min(A, B) + min(N % A, B - 1); } bool include(ll l, ll r, ll x) { return l <= x && x < r; } /* IN/OUT */ int scan() { return getchar(); } void scan(int &a) { cin >> a; } void scan(long long &a) { cin >> a; } void scan(char &a) { cin >> a; } void scan(double &a) { cin >> a; } void scan(string &a) { cin >> a; } template <class T, class S> void scan(pair<T, S> &p) { scan(p.first), scan(p.second); } template <class T> void scan(vector<T> &); template <class T> void scan(vector<T> &a) { for(auto &i : a) scan(i); } void IN(){} template<class Head, class... Tail> void IN(Head& head, Tail &...tail){ scan(head); IN(tail...); } #define INT(...) int __VA_ARGS__; IN(__VA_ARGS__) #define LL(...) ll __VA_ARGS__; IN(__VA_ARGS__) #define STR(...) string __VA_ARGS__; IN(__VA_ARGS__) #define VEC(type, name, size) vector<type> name(size); IN(name) #define VECS(type, name, size) vector<type> name(size + 1); for(int i = 1; i <= size; i++) scan(name[i]) void OUT(){ cout << "\n"; } template<class T> void output(T a){ cout << a; } template<class T> void output(vector<T> v){ for(int i = 0; i < v.size(); i++) cout << v[i] << (i == v.size() - 1 ? "" : " "); } template<class Head, class... Tail> void OUT(const Head &head, const Tail &...tail) { output(head); if(sizeof...(tail)) cout << " "; OUT(tail...); } void FLASH(){ cout << endl; } template<class Head, class... Tail> void FLASH(const Head &head, const Tail &...tail) { output(head); if(sizeof...(tail)) cout << " "; FLASH(tail...); } namespace kyo { long long bisect(long long ok, long long ng, function<bool(long long)> is_ok) { while (abs(ok - ng) > 1) { long long mid = ok + (ng - ok) / 2; (is_ok(mid) ? ok : ng) = mid; } return ok; } } #define INCLUDED_MAIN #include __FILE__ // Codeforces で壊れるらしい #endif