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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#349854#8338. Quad Kingdoms Chessucup-team2894#WA 31ms5972kbC++204.1kb2024-03-10 06:45:392024-03-10 06:45:40

Judging History

你现在查看的是最新测评结果

  • [2024-03-10 06:45:40]
  • 评测
  • 测评结果:WA
  • 用时:31ms
  • 内存:5972kb
  • [2024-03-10 06:45:39]
  • 提交

answer

#include <bits/stdc++.h>
#define fr first
#define sc second
#define all(a) (a).begin(), (a).end()
#define unique(a) a.resize(unique(a.begin(), a.end()) - a.begin())

using namespace std;

#ifdef ONPC
mt19937 rnd(223);
#else
mt19937 rnd(chrono::high_resolution_clock::now()
			.time_since_epoch().count());
#endif

#define TIME (clock() * 1.0 / CLOCKS_PER_SEC)

using ll = long long;
using ld = double;

const int maxn = 1e5 + 100, inf = 1e9 + 100;

const int X = 100103, mod = 1e9 + 993;

int pw[maxn];

struct Hash {
    int w = 0, len = 0;
    void add(int x) {
        // right
        w = (w + x * (ll)pw[len]) % mod;
        len++;
    }
};

Hash combine(Hash const &x, Hash const &y) {
    Hash w;
    w.w = (x.w + y.w * (ll)pw[x.len]) % mod;
    w.len = x.len + y.len;
    return w;
}

struct Wo {
    int n;
    int a[maxn];
    bool bad[maxn];
    vector<int> vals;
    vector<Hash> h;
    vector<int> pos;
    vector<int> ids;


    void init(vector<int> pos_) {
        pos = pos_;
        reverse(all(pos));
        for (int i = 0; i <= n; i++)
            bad[i] = 0;

        pos.push_back(0);

        for (int i : pos)
            bad[i] = 1;
        int val = 0;
        h.clear();
        vals.clear();
        ids.clear();
        for (int i = n; i >= 0; i--) {
            if (bad[i]) {
                ids.push_back(vals.size());
                vals.push_back(0);
            } else {
                if (a[i] >= val) {
                    val = a[i];
                    vals.push_back(a[i]);
                }
            }
        }
        h.resize(vals.size());
        int last = -1;
        for (int it = 0; it < pos.size(); it++) {
            h[ids[it]] = {};
            for (int i = ids[it] - 1; i > last; i--) {
                h[i] = h[i + 1];
                h[i].add(vals[i]);
            }
            last = ids[it];
        }
    }

    Hash get() {
        int val = 0;
        Hash res = h[0];
        for (int i = 0; i < ids.size() - 1; i++) {
            int w = a[pos[i]];
            if (w >= val) {
                val = max(val, w);
                int l = ids[i], r = ids[i + 1];
                while (r - l > 1) {
                    int m = (l + r) / 2;
                    if (vals[m] >= val)
                        r = m;
                    else
                        l = m;
                }
                Hash tmp{};
                tmp.add(w);
                res = combine(combine(h[r], tmp), res);
            }
            val = max(val, vals[ids[i + 1] - 1]);
        }
        return res;
    }

} q[2];

const int SQ = 100;

void solve() {
    pw[0] = 1;
    for (int i = 1; i < maxn; i++)
        pw[i] = (pw[i - 1] * (ll)X) % mod;

    for (int t = 0; t < 2; t++) {
        int n;
        cin >> n;
        q[t].n = n;
        for (int i = 1; i <= n; i++) {
            cin >> q[t].a[i];
        }
    }
    int zaps;
    cin >> zaps;
    vector<pair<int, pair<int, int>>> g(zaps);
    for (int i = 0; i < zaps; i++) {
        cin >> g[i].fr >> g[i].sc.fr >> g[i].sc.sc;
        g[i].fr--;
    }
    for (int st = 0; st < zaps; st += SQ) {
        vector<int> e[2];
        int l = st;
        int r = min(zaps, st + SQ);
        for (int i = l; i < r; i++) {
            e[g[i].fr].push_back(g[i].sc.fr);
        }
        for (int t = 0; t < 2; t++) {
            sort(all(e[t]));
            unique(e[t]);
            q[t].init(e[t]);
        }
        for (int i = l; i < r; i++) {
            q[g[i].fr].a[g[i].sc.fr] = g[i].sc.sc;
            auto X = q[0].get();
            auto Y = q[1].get();
//            cerr << X.len << ' ' << Y.len << '\n';
            if (X.w == Y.w && X.len == Y.len) {
                cout << "YES\n";
            } else {
                cout << "NO\n";
            }
        }
    }
}

int main() {
#ifdef ONPC
    freopen("../a.in", "r", stdin);
//    freopen("../a.out", "w", stdout);
#endif
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout << fixed;
    cout.precision(20);
    solve();
    cerr << "\n\nConsumed " << TIME << endl;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 1ms
memory: 4252kb

input:

5
1 2 3 4 5
5
5 4 3 2 1
8
1 1 5
1 4 2
1 2 4
1 5 1
1 5 5
2 1 4
2 3 5
2 5 5

output:

NO
NO
NO
YES
NO
NO
NO
YES

result:

ok 8 tokens

Test #2:

score: 0
Accepted
time: 31ms
memory: 5972kb

input:

1
2
6
2 1 1 1 1 1
200000
2 6 2
1 1 1
1 1 1
1 1 2
2 1 1
1 1 2
1 1 1
2 4 1
2 1 2
1 1 1
1 1 2
2 5 1
1 1 1
1 1 2
1 1 1
2 6 1
1 1 2
1 1 2
1 1 2
2 3 1
1 1 1
2 1 1
2 6 2
1 1 2
2 4 1
1 1 2
2 6 1
1 1 2
1 1 1
2 5 2
2 6 2
1 1 1
2 4 2
2 5 2
2 6 2
1 1 1
2 5 1
2 6 2
1 1 2
1 1 1
1 1 1
2 4 1
1 1 2
1 1 2
1 1 2
2 3 2...

output:

NO
NO
NO
NO
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
N...

result:

ok 200000 tokens

Test #3:

score: -100
Wrong Answer
time: 27ms
memory: 5952kb

input:

6
2 1 1 2 1 2
1
1
200000
2 1 1
1 1 2
1 1 1
2 1 2
2 1 1
2 1 1
2 1 2
2 1 2
1 1 2
1 3 1
1 6 2
1 5 2
1 4 2
1 3 1
2 1 2
1 4 2
1 4 2
2 1 2
2 1 2
1 3 1
1 6 1
1 1 2
2 1 1
1 6 1
1 3 1
1 5 2
1 6 2
1 5 2
2 1 2
1 2 1
1 5 2
2 1 1
2 1 1
1 6 1
2 1 2
2 1 1
1 3 2
2 1 1
1 6 1
1 4 2
1 2 1
1 1 1
2 1 1
1 2 1
1 6 2
1 6 2...

output:

NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
...

result:

wrong answer 90859th words differ - expected: 'NO', found: 'YES'