結果

問題 No.2356 Back Door Tour in Four Seasons
ユーザー noya2noya2
提出日時 2023-06-16 22:55:08
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 255 ms / 2,000 ms
コード長 4,205 bytes
コンパイル時間 4,771 ms
コンパイル使用メモリ 275,904 KB
実行使用メモリ 12,244 KB
最終ジャッジ日時 2024-06-24 15:54:30
合計ジャッジ時間 11,903 ms
ジャッジサーバーID
(参考情報)
judge4 / judge2
このコードへのチャレンジ
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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 58 ms
9,940 KB
testcase_01 AC 57 ms
10,076 KB
testcase_02 AC 57 ms
10,076 KB
testcase_03 AC 58 ms
10,068 KB
testcase_04 AC 245 ms
11,260 KB
testcase_05 AC 83 ms
10,072 KB
testcase_06 AC 84 ms
10,072 KB
testcase_07 AC 65 ms
10,072 KB
testcase_08 AC 251 ms
11,264 KB
testcase_09 AC 252 ms
11,264 KB
testcase_10 AC 252 ms
11,264 KB
testcase_11 AC 251 ms
11,284 KB
testcase_12 AC 252 ms
11,260 KB
testcase_13 AC 255 ms
11,168 KB
testcase_14 AC 253 ms
11,264 KB
testcase_15 AC 179 ms
10,668 KB
testcase_16 AC 241 ms
11,168 KB
testcase_17 AC 246 ms
11,200 KB
testcase_18 AC 238 ms
11,088 KB
testcase_19 AC 180 ms
10,592 KB
testcase_20 AC 236 ms
11,132 KB
testcase_21 AC 211 ms
11,068 KB
testcase_22 AC 179 ms
10,672 KB
testcase_23 AC 158 ms
10,776 KB
testcase_24 AC 246 ms
11,200 KB
testcase_25 AC 102 ms
10,112 KB
testcase_26 AC 213 ms
10,944 KB
testcase_27 AC 243 ms
11,200 KB
testcase_28 AC 58 ms
10,072 KB
testcase_29 AC 57 ms
10,068 KB
testcase_30 AC 222 ms
12,240 KB
testcase_31 AC 222 ms
12,244 KB
権限があれば一括ダウンロードができます

ソースコード

diff #

#include<bits/stdc++.h>
#include<atcoder/all>
#define rep(i,n) for (int i = 0; i < int(n); ++i)
#define repp(i,m,n) for (int i = m; i < int(n); ++i)
#define reb(i,n) for (int i = int(n)-1; i >= 0; --i)
#define all(v) v.begin(),v.end()
using namespace std;
using namespace atcoder;
using ll = long long;
using ull = unsigned long long;
using ld = long double;
using P = pair<int, int>;
using PL = pair<long long, long long>;
using pdd = pair<long double, long double>;
using pil = pair<int,ll>;
using pli = pair<ll,int>;
template<class T>istream &operator>>(istream &is,vector<T> &v){for(auto &e:v)is>>e;return is;}
template<typename T>bool range(T a,T b,T x){return (a<=x&&x<b);}
template<typename T>bool rrange(T a,T b,T c,T d,T x,T y){return (range(a,c,x)&&range(b,d,y));}
template<typename T> T rev(const T& str_or_vec){T res = str_or_vec; reverse(res.begin(),res.end()); return res; }
template<typename T>bool chmin(T &a,const T &b){if(a>b){a=b;return true;}return false;}
template<typename T>bool chmax(T &a,const T &b){if(a<b){a=b;return true;}return false;}
template<typename T>void uniq(vector<T> &v){sort(v.begin(),v.end());v.erase(unique(v.begin(),v.end()),v.end());}
template<typename T1, typename T2>void print(pair<T1,T2> a);
template<typename T>void print(vector<T> v);
template<typename T>void print(vector<vector<T>> v);
void print(){ putchar(' '); }
void print(bool a){ printf("%d", a); }
void print(int a){ printf("%d", a); }
void print(long a){ printf("%ld", a); }
void print(long long a){ printf("%lld", a); }
void print(char a){ printf("%c", a); }
void print(char a[]){ printf("%s", a); }
void print(const char a[]){ printf("%s", a); }
void print(long double a){ printf("%.15Lf", a); }
void print(const string& a){ for(auto&& i : a) print(i); }
void print(unsigned int a){ printf("%u", a); }
void print(unsigned long long a) { printf("%llu", a); }
template<class T> void print(const T& a){ cout << a; }
int out(){ putchar('\n'); return 0; }
template<class T> int out(const T& t){ print(t); putchar('\n'); return 0; }
template<class Head, class... Tail> int out(const Head& head, const Tail&... tail){ print(head); putchar(' '); out(tail...); return 0; }
template<typename T1,typename T2>void print(pair<T1,T2> a){print(a.first);print(),print(a.second);}
template<typename T>void print(vector<T> v){for(auto ite=v.begin();ite!=v.end();){print(*ite);if(++ite!=v.end())print();}}
template<typename T>void print(vector<vector<T>> v){for(auto ite=v.begin();ite!=v.end();){print(*ite);if(++ite!=v.end())out();}}
void yes(){out("Yes");}
void no (){out("No");}
void yn (bool t){if(t)yes();else no();}
void fast_io(){cin.tie(0); ios::sync_with_stdio(0); cout<<fixed<<setprecision(20);}
void o(){out("!?");}

namespace noya2{

const int INF = 1001001007;
const long long mod1 = 998244353;
const long long mod2 = 1000000007;
const long long inf = 2e18;
const long double pi = 3.14159265358979323;
const long double eps = 1e-7;
const vector<int> dx = {0,1,0,-1,1,1,-1,-1};
const vector<int> dy = {1,0,-1,0,1,-1,-1,1};
const string ALP = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
const string alp = "abcdefghijklmnopqrstuvwxyz";
const string NUM = "0123456789";

} // namespace noya2
using namespace noya2;

using mint = modint998244353;
//using mint = modint1000000007;
//using mint = modint;
void out(mint a){out(a.val());}
void out(vector<mint> a){vector<ll> b(a.size()); rep(i,a.size()) b[i] = a[i].val(); out(b);}
void out(vector<vector<mint>> a){for (auto v : a) out(v);}



void solve(){
    int n; cin >> n;
    vector<vector<int>> a(4);
    ll sum = 0;
    rep(i,n){
        char c; cin >> c;
        int x; cin >> x;
        a[c == 'U' ? 0 : c == 'F' ? 1 : c == 'W' ? 2 : 3].emplace_back(x);
        sum += x;
    }
    vector<mint> f = {1};
    const int mx = 100001;
    rep(i,3){
        vector<mint> g(mx,0);
        for (auto d : a[i]){
            g[d] += mint(n-1).pow(d) - mint(n-2).pow(d);
        }
        f = convolution(f,g);
    }
    mint ans = 0;
    int siz = f.size();
    for (int i = 0; i < siz && sum - i >= 0; i++) ans += f[i] * mint(n-1).pow(sum-i);
    ans *= ll(a[3].size());
    out(ans);
}

int main(){
    //fast_io();
    int t = 1; //cin >> t;
    while(t--) solve();
}
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