結果

問題 No.2230 Good Omen of White Lotus
ユーザー apricityapricity
提出日時 2023-02-26 18:02:08
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 135 ms / 2,000 ms
コード長 5,809 bytes
コンパイル時間 2,215 ms
コンパイル使用メモリ 144,900 KB
実行使用メモリ 8,628 KB
最終ジャッジ日時 2023-10-12 08:47:23
合計ジャッジ時間 8,287 ms
ジャッジサーバーID
(参考情報)
judge13 / judge12
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 2 ms
4,352 KB
testcase_01 AC 2 ms
4,348 KB
testcase_02 AC 2 ms
4,348 KB
testcase_03 AC 2 ms
4,352 KB
testcase_04 AC 1 ms
4,352 KB
testcase_05 AC 2 ms
4,348 KB
testcase_06 AC 1 ms
4,352 KB
testcase_07 AC 2 ms
4,352 KB
testcase_08 AC 1 ms
4,348 KB
testcase_09 AC 2 ms
4,348 KB
testcase_10 AC 2 ms
4,348 KB
testcase_11 AC 1 ms
4,348 KB
testcase_12 AC 2 ms
4,352 KB
testcase_13 AC 1 ms
4,352 KB
testcase_14 AC 46 ms
5,872 KB
testcase_15 AC 2 ms
4,352 KB
testcase_16 AC 71 ms
8,560 KB
testcase_17 AC 72 ms
8,488 KB
testcase_18 AC 72 ms
8,508 KB
testcase_19 AC 71 ms
8,552 KB
testcase_20 AC 6 ms
4,352 KB
testcase_21 AC 3 ms
4,348 KB
testcase_22 AC 8 ms
4,352 KB
testcase_23 AC 9 ms
4,352 KB
testcase_24 AC 1 ms
4,348 KB
testcase_25 AC 1 ms
4,348 KB
testcase_26 AC 1 ms
4,348 KB
testcase_27 AC 53 ms
8,616 KB
testcase_28 AC 61 ms
8,624 KB
testcase_29 AC 77 ms
8,564 KB
testcase_30 AC 83 ms
8,512 KB
testcase_31 AC 83 ms
8,628 KB
testcase_32 AC 80 ms
8,556 KB
testcase_33 AC 135 ms
8,508 KB
testcase_34 AC 131 ms
8,624 KB
testcase_35 AC 132 ms
8,564 KB
testcase_36 AC 132 ms
8,488 KB
testcase_37 AC 133 ms
8,564 KB
testcase_38 AC 131 ms
8,488 KB
testcase_39 AC 131 ms
8,620 KB
testcase_40 AC 37 ms
4,696 KB
testcase_41 AC 37 ms
4,604 KB
testcase_42 AC 85 ms
7,792 KB
testcase_43 AC 5 ms
4,348 KB
testcase_44 AC 111 ms
8,228 KB
testcase_45 AC 42 ms
5,476 KB
testcase_46 AC 67 ms
6,008 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<iostream>
#include<string>
#include<vector>
#include<algorithm>
#include<numeric>
#include<cmath>
#include<utility>
#include<tuple>
#include<cstdint>
#include<cstdio>
#include<iomanip>
#include<map>
#include<queue>
#include<set>
#include<stack>
#include<deque>
#include<unordered_map>
#include<unordered_set>
#include<bitset>
#include<cctype>
#include<chrono>
#include<random>
#include<cassert>
#include<cstddef>
#include<iterator>
#include<string_view>
#include<type_traits>

#ifdef LOCAL
#  include "debug_print.hpp"
#  define debug(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__)
#else
#  define debug(...) (static_cast<void>(0))
#endif

using namespace std;
#define rep(i,n) for(int i=0; i<(n); i++)
#define rrep(i,n) for(int i=(n)-1; i>=0; i--)
#define FOR(i,a,b) for(int i=(a); i<(b); i++)
#define RFOR(i,a,b) for(int i=(b-1); i>=(a); i--)
#define ALL(v) v.begin(), v.end()
#define RALL(v) v.rbegin(), v.rend()
#define UNIQUE(v) v.erase( unique(v.begin(), v.end()), v.end() );
#define pb push_back
using ll = long long;
using D = double;
using LD = long double;
using P = pair<int, int>;
template<typename T> using PQ = priority_queue<T,vector<T>>;
template<typename T> using minPQ = priority_queue<T, vector<T>, greater<T>>;
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; }
void yesno(bool flag) {cout << (flag?"Yes":"No") << "\n";}

template<typename T, typename U>
ostream &operator<<(ostream &os, const pair<T, U> &p) {
    os << p.first << " " << p.second;
    return os;
}
template<typename T, typename U>
istream &operator>>(istream &is, pair<T, U> &p) {
    is >> p.first >> p.second;
    return is;
}

template<typename T>
ostream &operator<<(ostream &os, const vector<T> &v) {
    int s = (int)v.size();
    for (int i = 0; i < s; i++) os << (i ? " " : "") << v[i];
    return os;
}
template<typename T>
istream &operator>>(istream &is, vector<T> &v) {
    for (auto &x : v) is >> x;
    return is;
}
void in() {}
template<typename T, class... U>
void in(T &t, U &...u) {
    cin >> t;
    in(u...);
}
void out() { cout << "\n"; }
template<typename T, class... U, char sep = ' '>
void out(const T &t, const U &...u) {
    cout << t;
    if (sizeof...(u)) cout << sep;
    out(u...);
}
void outr() {}
template<typename T, class... U, char sep = ' '>
void outr(const T &t, const U &...u) {
    cout << t;
    outr(u...);
}

template<int mod> struct Fp {
    long long val;
    constexpr Fp(long long v = 0) noexcept : val(v % mod) {
        if (val < 0) val += mod;
    }
    constexpr int getmod() { return mod; }
    constexpr Fp operator - () const noexcept {
        return val ? mod - val : 0;
    }
    constexpr Fp operator + (const Fp& r) const noexcept { return Fp(*this) += r; }
    constexpr Fp operator - (const Fp& r) const noexcept { return Fp(*this) -= r; }
    constexpr Fp operator * (const Fp& r) const noexcept { return Fp(*this) *= r; }
    constexpr Fp operator / (const Fp& r) const noexcept { return Fp(*this) /= r; }
    constexpr Fp& operator += (const Fp& r) noexcept {
        val += r.val;
        if (val >= mod) val -= mod;
        return *this;
    }
    constexpr Fp& operator -= (const Fp& r) noexcept {
        val -= r.val;
        if (val < 0) val += mod;
        return *this;
    }
    constexpr Fp& operator *= (const Fp& r) noexcept {
        val = val * r.val % mod;
        return *this;
    }
    constexpr Fp& operator /= (const Fp& r) noexcept {
        long long a = r.val, b = mod, u = 1, v = 0;
        while (b) {
            long long t = a / b;
            a -= t * b; swap(a, b);
            u -= t * v; swap(u, v);
        }
        val = val * u % mod;
        if (val < 0) val += mod;
        return *this;
    }
    constexpr bool operator == (const Fp& r) const noexcept {
        return this->val == r.val;
    }
    constexpr bool operator != (const Fp& r) const noexcept {
        return this->val != r.val;
    }
    friend constexpr istream& operator >> (istream &is, const Fp<mod>& x) noexcept {
        int val; is >> val;
        x = Fp<mod>(val);
        return is;
    }
    friend constexpr ostream& operator << (ostream &os, const Fp<mod>& x) noexcept {
        return os << x.val;
    }
    friend constexpr Fp<mod> modpow(const Fp<mod> &a, long long n) noexcept {
        if (n == 0) return 1;
        auto t = modpow(a, n / 2);
        t = t * t;
        if (n & 1) t = t * a;
        return t;
    }
};

//const int mod = 1e9+7;
const int mod = 998244353;
using mint = Fp<mod>;


template<typename T>
int compress(vector<T> &v){
    vector<T> aux = v;
    sort(ALL(aux));
    UNIQUE(aux);
    rep(i,v.size()) v[i] = lower_bound(ALL(aux), v[i]) - aux.begin();
    return aux.size();
}


#include "atcoder/segtree.hpp"

template<typename T> T op(T a, T b){return max(a,b);}
template<typename T> T e(){return T(0);}
template<typename T>
vector<int> LIS(vector<T> &v, bool strict = true){
    atcoder::segtree<T,op,e> seg(v.size()+1);
    rep(i,v.size()){
        T tmpmax = seg.prod(0,v[i]+(strict ? 1:2));
        seg.set(v[i]+1, max(seg.get(v[i]+1), tmpmax+1));
    }
    vector<int> res(v.size()+1);
    rep(i,v.size()+1) res[i] = seg.get(i);
    return res;
}

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int h,w,n,p; in(h,w,n,p);
    vector<P> pos;
    rep(i,n){
        int x,y; in(x,y);
        pos.pb({x,y});
    }
    sort(ALL(pos));
    vector<int> ys;
    rep(i,n) ys.pb(pos[i].second);
    int m = compress(ys);
    auto ls = LIS(ys,false);
    int g = 0;
    for(int e : ls) chmax(g,e);
    mint p1 = (mint)1 - (mint)1/p;
    mint p2 = (mint)1 - (mint)2/p;
    mint ans = (mint)1 - modpow(p2, g) * modpow(p1, h+w-3-g);
    out(ans);
}
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