結果

問題 No.1768 The frog in the well knows the great ocean.
ユーザー fuppy_kyoprofuppy_kyopro
提出日時 2021-11-26 23:01:13
言語 C++17
(gcc 13.2.0 + boost 1.83.0)
結果
AC  
実行時間 469 ms / 3,000 ms
コード長 8,143 bytes
コンパイル時間 2,943 ms
コンパイル使用メモリ 232,188 KB
実行使用メモリ 39,516 KB
最終ジャッジ日時 2023-09-12 05:50:48
合計ジャッジ時間 10,758 ms
ジャッジサーバーID
(参考情報)
judge13 / judge11
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 1 ms
4,384 KB
testcase_01 AC 10 ms
4,376 KB
testcase_02 AC 10 ms
4,380 KB
testcase_03 AC 10 ms
4,380 KB
testcase_04 AC 9 ms
4,376 KB
testcase_05 AC 10 ms
4,380 KB
testcase_06 AC 312 ms
12,952 KB
testcase_07 AC 360 ms
19,292 KB
testcase_08 AC 291 ms
16,440 KB
testcase_09 AC 297 ms
13,040 KB
testcase_10 AC 333 ms
20,524 KB
testcase_11 AC 409 ms
20,884 KB
testcase_12 AC 375 ms
20,652 KB
testcase_13 AC 339 ms
20,844 KB
testcase_14 AC 358 ms
20,896 KB
testcase_15 AC 384 ms
21,292 KB
testcase_16 AC 453 ms
39,144 KB
testcase_17 AC 469 ms
38,872 KB
testcase_18 AC 447 ms
38,804 KB
testcase_19 AC 385 ms
35,840 KB
testcase_20 AC 444 ms
38,388 KB
testcase_21 AC 1 ms
4,380 KB
testcase_22 AC 2 ms
4,384 KB
testcase_23 AC 3 ms
4,376 KB
testcase_24 AC 99 ms
4,380 KB
testcase_25 AC 307 ms
39,516 KB
testcase_26 AC 276 ms
34,768 KB
testcase_27 AC 2 ms
4,380 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 #

/*
#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
//*/

#include <bits/stdc++.h>

// #include <atcoder/all>
// #include <atcoder/maxflow>

using namespace std;
// using namespace atcoder;

#define DEBUG(x) cerr << #x << ": " << x << endl;
#define DEBUG_VEC(v)                                        \
    cerr << #v << ":";                                      \
    for (int iiiiiiii = 0; iiiiiiii < v.size(); iiiiiiii++) \
        cerr << " " << v[iiiiiiii];                         \
    cerr << endl;
#define DEBUG_MAT(v)                                \
    cerr << #v << endl;                             \
    for (int iv = 0; iv < v.size(); iv++) {         \
        for (int jv = 0; jv < v[iv].size(); jv++) { \
            cerr << v[iv][jv] << " ";               \
        }                                           \
        cerr << endl;                               \
    }
typedef long long ll;
// #define int ll

#define vi vector<int>
#define vl vector<ll>
#define vii vector<vector<int>>
#define vll vector<vector<ll>>
#define vs vector<string>
#define pii pair<int, int>
#define pis pair<int, string>
#define psi pair<string, int>
#define pll pair<ll, ll>
template <class S, class T>
pair<S, T> operator+(const pair<S, T> &s, const pair<S, T> &t) {
    return pair<S, T>(s.first + t.first, s.second + t.second);
}
template <class S, class T>
pair<S, T> operator-(const pair<S, T> &s, const pair<S, T> &t) { return pair<S, T>(s.first - t.first, s.second - t.second); }
template <class S, class T>
ostream &operator<<(ostream &os, pair<S, T> p) {
    os << "(" << p.first << ", " << p.second << ")";
    return os;
}
#define X first
#define Y second
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep1(i, n) for (int i = 1; i <= (int)(n); i++)
#define rrep(i, n) for (int i = (int)(n)-1; i >= 0; i--)
#define rrep1(i, n) for (int i = (int)(n); i > 0; i--)
#define REP(i, a, b) for (int i = a; i < b; i++)
#define in(x, a, b) (a <= x && x < b)
#define all(c) c.begin(), c.end()
void YES(bool t = true) {
    cout << (t ? "YES" : "NO") << endl;
}
void Yes(bool t = true) { cout << (t ? "Yes" : "No") << endl; }
void yes(bool t = true) { cout << (t ? "yes" : "no") << endl; }
void NO(bool t = true) { cout << (t ? "NO" : "YES") << endl; }
void No(bool t = true) { cout << (t ? "No" : "Yes") << endl; }
void no(bool t = true) { cout << (t ? "no" : "yes") << endl; }
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 (a > b) {
        a = b;
        return 1;
    }
    return 0;
}
#define UNIQUE(v) v.erase(std::unique(v.begin(), v.end()), v.end());
const ll inf = 1000000001;
const ll INF = (ll)1e18 + 1;
const long double pi = 3.1415926535897932384626433832795028841971L;
int popcount(ll t) { return __builtin_popcountll(t); }
// int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1};
// int dx2[8] = { 1,1,0,-1,-1,-1,0,1 }, dy2[8] = { 0,1,1,1,0,-1,-1,-1 };
vi dx = {0, 1, 0, -1}, dy = {-1, 0, 1, 0};
// vi dx2 = { 1,1,0,-1,-1,-1,0,1 }, dy2 = { 0,1,1,1,0,-1,-1,-1 };
struct Setup_io {
    Setup_io() {
        ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
        cout << fixed << setprecision(25);
    }
} setup_io;
// const ll MOD = 1000000007;
const ll MOD = 998244353;
// #define mp make_pair
//#define endl '\n'

template <typename T>
class SegmentTree {
  public:
    using F = function<T(T &, T &)>;
    int n;
    vector<T> dat;
    T e; // �P�ʌ�
    F query_func;
    F update_func;

    SegmentTree(vector<T> a, F query_func, F update_func, T e) : n(a.size()), query_func(query_func), update_func(update_func), e(e) {
        if (n == 0) {
            a.push_back(e);
            n++;
        }
        dat.resize(4 * n);
        init(0, 0, n, a);
    }

    void init(int k, int l, int r, vector<T> &a) {
        if (r - l == 1) {
            dat[k] = a[l];
        } else {
            int lch = 2 * k + 1, rch = 2 * k + 2;
            init(lch, l, (l + r) / 2, a);
            init(rch, (l + r) / 2, r, a);
            dat[k] = query_func(dat[lch], dat[rch]);
        }
    }

    //k�Ԗڂ̒l��a�ɕύX
    void update(int k, T a, int v, int l, int r) {
        if (r - l == 1) {
            dat[v] = update_func(dat[v], a);
        } else {
            if (k < (l + r) / 2)
                update(k, a, 2 * v + 1, l, (l + r) / 2);
            else {
                update(k, a, 2 * v + 2, (l + r) / 2, r);
            }
            dat[v] = query_func(dat[v * 2 + 1], dat[v * 2 + 2]);
        }
    }

    //[a,b)�̍ŏ��l�����߂�
    //���̂ق��̈����͌v�Z�̊ȒP�̂��߂̈���
    //k�͐ړ_�̔ԍ�,l,r�͂��̐ړ_��[l,r)�ɑΉ����Ă��邱�Ƃ�\��
    //�]���āA�O�����query(a,b,0,0,n)�Ƃ��Ă��
    T query(int a, int b, int k, int l, int r) {
        if (r <= a || b <= l) {
            return e;
        }
        if (a <= l && r <= b) {
            return dat[k];
        } else {
            T ul = query(a, b, k * 2 + 1, l, (l + r) / 2);
            T ur = query(a, b, k * 2 + 2, (l + r) / 2, r);
            return query_func(ul, ur);
        }
    }

    // �����𖞂����ĉE��T��
    int find(int a, int b, int k, int l, int r, int x) {
        // �����𒼂�
        if (dat[k] < x || r <= a || b <= l) return -1;
        if (l + 1 == r) {
            // �����𒼂�
            if (dat[k] >= x)
                return l;
            else
                return -1;
        }
        int rv = find(a, b, 2 * k + 2, (l + r) / 2, r, x);
        if (rv != -1) return rv;
        return find(a, b, 2 * k + 1, l, (l + r) / 2, x);
    }
};

int f(int a, int b) { return max(a, b); }

void solve() {
    int n;
    cin >> n;
    vi a(n);
    rep(i, n) cin >> a[i];
    vi b(n);
    rep(i, n) cin >> b[i];

    rep(i, n) {
        if (a[i] > b[i]) {
            No();
            return;
        }
    }

    int l = 0;
    using P = pair<int, pii>;
    map<int, vector<pii>> mp;
    while (l < n) {
        int r = l;
        while (r < n && b[r] == b[l]) {
            r++;
        }
        mp[b[l]].emplace_back(l, r);
        l = r;
    }

    map<int, vi> idxs;
    rep(i, n) {
        idxs[a[i]].push_back(i);
    }

    SegmentTree<int> seg(a, f, f, -1);

    set<int> used;
    for (auto itr = mp.begin(); itr != mp.end(); itr++) {
        int x = itr->first;
        for (auto [l, r] : itr->second) {
            auto itrr = used.lower_bound(r);
            int r2;
            if (itrr == used.end())
                r2 = n;
            else
                r2 = *itrr;

            itrr = used.lower_bound(l);
            int l2;
            if (itrr == used.begin())
                l2 = -1;
            else {
                itrr--;
                l2 = *itrr;
            }

            bool flag = false;

            int ma = seg.query(l, r, 0, 0, seg.n);
            if (ma == x) flag = true;

            auto itrrr = lower_bound(all(idxs[x]), r);
            if (itrrr != idxs[x].end() && *itrrr < r2) {
                int idx = *itrrr;
                if (seg.query(l, idx + 1, 0, 0, seg.n) == x)
                    flag = true;
            }

            itrrr = lower_bound(all(idxs[x]), l);
            if (itrrr != idxs[x].begin()) {
                itrrr--;
                int idx = *itrrr;
                if (idx > l2) {
                    if (seg.query(idx, r, 0, 0, seg.n) == x)
                        flag = true;
                }
            }
            // for (int i = l2 + 1; i < r2; i++) {
            //     if (a[i] == x) {
            //         flag = true;
            //     }
            // }
            if (!flag) {
                No();
                return;
            }
        }

        for (auto [l, r] : itr->second) {
            REP(i, l, r)
            used.insert(i);
        }
    }
    Yes();
}

signed main() {
    int t;
    cin >> t;
    while (t--) {
        solve();
    }
}
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