結果
問題 | No.2926 Botaoshi |
ユーザー | igeee |
提出日時 | 2024-10-12 15:52:52 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 21 ms / 2,000 ms |
コード長 | 4,394 bytes |
コンパイル時間 | 4,315 ms |
コンパイル使用メモリ | 267,024 KB |
実行使用メモリ | 14,336 KB |
最終ジャッジ日時 | 2024-10-12 15:53:06 |
合計ジャッジ時間 | 5,986 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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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
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 2 ms
5,248 KB |
testcase_09 | AC | 2 ms
5,248 KB |
testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 2 ms
5,248 KB |
testcase_12 | AC | 20 ms
14,336 KB |
testcase_13 | AC | 19 ms
13,952 KB |
testcase_14 | AC | 19 ms
14,080 KB |
testcase_15 | AC | 2 ms
5,248 KB |
testcase_16 | AC | 15 ms
11,008 KB |
testcase_17 | AC | 18 ms
12,928 KB |
testcase_18 | AC | 5 ms
5,248 KB |
testcase_19 | AC | 13 ms
9,600 KB |
testcase_20 | AC | 7 ms
6,016 KB |
testcase_21 | AC | 10 ms
8,064 KB |
testcase_22 | AC | 12 ms
9,344 KB |
testcase_23 | AC | 3 ms
5,248 KB |
testcase_24 | AC | 13 ms
10,240 KB |
testcase_25 | AC | 4 ms
5,248 KB |
testcase_26 | AC | 15 ms
11,776 KB |
testcase_27 | AC | 11 ms
8,448 KB |
testcase_28 | AC | 3 ms
5,248 KB |
testcase_29 | AC | 3 ms
5,248 KB |
testcase_30 | AC | 6 ms
6,016 KB |
testcase_31 | AC | 4 ms
5,248 KB |
testcase_32 | AC | 7 ms
6,784 KB |
testcase_33 | AC | 14 ms
11,136 KB |
testcase_34 | AC | 13 ms
9,856 KB |
testcase_35 | AC | 3 ms
5,248 KB |
testcase_36 | AC | 20 ms
14,336 KB |
testcase_37 | AC | 20 ms
14,336 KB |
testcase_38 | AC | 19 ms
14,336 KB |
testcase_39 | AC | 20 ms
14,336 KB |
testcase_40 | AC | 20 ms
14,336 KB |
testcase_41 | AC | 20 ms
14,336 KB |
testcase_42 | AC | 20 ms
14,336 KB |
testcase_43 | AC | 21 ms
14,336 KB |
testcase_44 | AC | 20 ms
13,952 KB |
testcase_45 | AC | 19 ms
13,824 KB |
ソースコード
#include <bits/stdc++.h> #include <atcoder/all> using namespace std; using namespace atcoder; #define rep(i, n) for (long long i = 0; i < (long long)(n); i++) #define rrep(i,start,end) for (long long i = start;i >= (long long)(end);i--) #define repn(i,end) for(long long i = 0; i <= (long long)(end); i++) #define reps(i,start,end) for(long long i = start; i < (long long)(end); i++) #define repsn(i,start,end) for(long long i = start; i <= (long long)(end); i++) #define each(p,a) for(auto &p:a) typedef long long ll; typedef unsigned long long ull; typedef long double ld; typedef vector<long long> vll; typedef vector<pair<long long ,long long>> vpll; typedef vector<vector<long long>> vvll; typedef set<ll> sll; typedef map<long long , long long> mpll; typedef pair<long long ,long long> pll; typedef tuple<long long , long long , long long> tpl3; #define LL(...) ll __VA_ARGS__; input(__VA_ARGS__) #define LD(...) ld __VA_ARGS__; input(__VA_ARGS__) #define Str(...) string __VA_ARGS__; input(__VA_ARGS__) #define Ch(...) char __VA_ARGS__; input(__VA_ARGS__) #define all(a) (a).begin(),(a).end() #define UNIQUE(v) v.erase( unique(v.begin(), v.end()), v.end() ); #define sz(x) (int)x.size() // << std::fixed << std::setprecision(10) const ll INF = 1LL << 60; const ld EPS = 1e-9; inline ll lfloor(ll x,ll m){return (x - ((x % m+ m)%m))/m;} inline ll positive_mod(ll a,ll m){return (a % m + m)%m;} inline ll popcnt(ull a){ return __builtin_popcountll(a);} //0indexed inline ll topbit(ll a){assert(a != 0);return 63 - __builtin_clzll(a);} inline ll smlbit(ll a){assert(a != 0);return __builtin_ctzll(a);} template<class T> bool chmin(T& a, T b){if(a > b){a = b;return true;}return false;} template<class T> bool chmax(T& a, T b){if(a < b){a = b;return true;}return false;} template<typename T> std::istream &operator>>(std::istream&is,std::vector<T>&v){for(T &in:v){is>>in;}return is;} template<typename T> std::ostream &operator<<(std::ostream&os,const std::vector<T>&v){for(auto it=std::begin(v);it!=std::end(v);){os<<*it<<((++it)!=std::end(v)?" ":"");}return os;} template<typename T1, typename T2>std::ostream &operator<< (std::ostream &os, std::pair<T1,T2> p){os << "{" << p.first << "," << p.second << "}";return os;} template<class... T>void input(T&... a){(cin >> ... >> a);} void print(){cout << endl;} template<class T, class... Ts>void print(const T& a, const Ts&... b){cout << a;((cout << ' ' << b), ...);cout << endl;} template<class T> void pspace(const T& a){ cout << a << ' ';} void perr(){cerr << endl;} template<class T, class... Ts>void perr(const T& a, const Ts&... b){cerr << a;((cerr << ' ' << b), ...);cerr << endl;} void yes(bool i = true){ return print(i?"yes":"no"); } void Yes(bool i = true){ return print(i?"Yes":"No"); } void YES(bool i = true){ return print(i?"YES":"NO"); } template <class T> vector<T> &operator++(vector<T> &v) {for(auto &e : v) e++;return v;} template <class T> vector<T> operator++(vector<T> &v, signed) {auto res = v;for(auto &e : v) e++;return res;} template <class T> vector<T> &operator--(vector<T> &v) {for(auto &e : v) e--;return v;} template <class T> vector<T> operator--(vector<T> &v, signed) {auto res = v;for(auto &e : v) e--;return res;} //grid探索用 vector<ll> _ta = {0,0,1,-1,1,1,-1,-1}; vector<ll> _yo = {1,-1,0,0,1,-1,1,-1}; bool isin(ll now_i,ll now_j,ll h,ll w){return (0<=now_i && now_i < h && 0 <= now_j && now_j < w);} ll lpow(ll x,ll n){ll ans = 1;while(n >0){if(n & 1)ans *= x;x *= x;n >>= 1;}return ans;} ll Modlpow(ll x,ll n,ll m){ll ans = 1;ll a = x%m;while(n >0){if(n & 1){ans *= a;ans%= m;}a *= a;a %= m;n >>= 1;}return ans;} const ll MOD9 = 998244353LL; const ll MOD10 = 1000000007LL; using mint = modint998244353; int main(){ ios::sync_with_stdio(false);cin.tie(nullptr); LL(n); Str(s); vector<vector<mint>> dp(n+1,vector<mint>(3)); dp[0][0] = 1; rep(i,n){ if(s[i] == 'R'){ dp[i+1][2] = dp[i][0]+ dp[i][1] + dp[i][2]; }else if(s[i] == 'L'){ dp[i+1][0] = dp[i][0]+ dp[i][1]; }else if(s[i] == 'U'){ dp[i+1][1] = dp[i][0] + dp[i][1] + dp[i][2]; }else{ dp[i+1][0] += dp[i][0] + dp[i][1]; dp[i+1][1] += dp[i][0] + dp[i][1] + dp[i][2]; dp[i+1][2] += dp[i][0] + dp[i][1] + dp[i][2]; } } cout << (dp[n][0] + dp[n][1] + dp[n][2]).val() << endl; // rep(i,n+1){ // cout << dp[i][0].val() << " " << dp[i][1].val() << endl; // } }