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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#124278#6668. Trokutibashkort#0 10ms8080kbC++202.9kb2023-07-14 16:25:392024-07-04 00:39:39

Judging History

你现在查看的是最新测评结果

  • [2024-07-04 00:39:39]
  • 评测
  • 测评结果:0
  • 用时:10ms
  • 内存:8080kb
  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2023-07-14 16:25:39]
  • 提交

answer

#include <bits/stdc++.h>

using namespace std;
using ll = long long;

mt19937 rnd(228);

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    int n = 100;

    vector mp(n, vector(n, vector<int>(n, -1)));
    vector e(n, vector<int>(n, -1));

    for (int i = 0; i < n; ++i) {
        e[i][i] = 0;
    }

    auto ask = [&](array<int, 3> a) {
        sort(a.begin(), a.end());
        if (mp[a[0]][a[1]][a[2]] == -1) {
            cout << "? " << a[0] + 1 << " " << a[1] + 1 << " " << a[2] + 1 << endl;
            cin >> mp[a[0]][a[1]][a[2]];
        }
        return mp[a[0]][a[1]][a[2]];
    };

    int qwq = 1, s = 0, t = 0;

    for (; qwq <= 1e4; ++qwq) {
        array<int, 3> a;
        for (int i = 0; i < 3; ++i) {
            a[i] = rnd() % n;
            bool ok = true;
            for (int j = 0; j < i; ++j) {
                ok &= a[i] != a[j];
            }
            if (!ok) {
                i -= 1;
            }
        }
        if (int x = ask(a); x == 0 || x == 3) {
            s = a[0], t = a[1];
            for (int i = 0; i < 3; ++i) {
                for (int j = i + 1; j < 3; ++j) {
                    e[a[i]][a[j]] = e[a[j]][a[i]] = bool(x);
                }
            }
            break;
        }
    }

    assert(qwq <= 5000);

    vector<int> a[2];
    int swp = -1;

    for (int x = 0; x < n; ++x) {
        if (e[s][x] != -1) {
            continue;
        }
        int c = ask({s, t, x});
        if (c - e[s][t] == 2 || c - e[s][t] == 0) {
            e[s][x] = e[t][x] = e[x][t] = e[x][s] = c > e[s][t];
            continue;
        }
        if (a[0].empty() && a[1].empty()) {
            a[0].push_back(x);
            continue;
        }
        for (int i = 0; i < 2; ++i) {
            if (!a[i].empty()) {
                int xa = a[i].back();
                if (ask({x, xa, s}) == ask({x, xa, t})) {
                    a[i ^ 1].push_back(x);
                    break;
                }
            } else {
                a[i].push_back(x);
                break;
            }
        }
    }

    for (int i = 0; i < 2 && swp == -1; ++i) {
        if (size(a[i]) > 1) {
            if (ask({a[i][0], a[i][1], s}) >= 2) {
                swp = i;
                break;
            }
        }
    }

    for (int i = 0; i < 2 && swp != -1; ++i) {
        for (int x : a[i ^ swp]) {
            e[x][s] = e[s][x] = 1;
            e[x][t] = e[t][x] = 0;
        }
    }

    for (int i = 0; i < n; ++i) {
        for (int j = i + 1; j < n; ++j) {
            if (i == s || j == s) {
                continue;
            }
            e[i][j] = e[j][i] = ask({s, i, j}) - e[s][i] - e[s][j];
        }
    }

    cout << "!\n";

    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < n; ++j) {
            cout << e[i][j];
        }
        cout << '\n';
    }

    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Subtask #1:

score: 0
Wrong Answer

Test #1:

score: 34.471
Acceptable Answer
time: 7ms
memory: 7632kb

input:

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...

output:

? 74 76 97
? 1 74 97
? 2 74 97
? 3 74 97
? 4 74 97
? 5 74 97
? 6 74 97
? 7 74 97
? 8 74 97
? 9 74 97
? 10 74 97
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? 18 74 97
? 19 74 97
? 20 74 97
? 21 74 97
? 22 74 97
? 23 74 97
? 24 74 97
? 25 74 97
? 26 74 97
? 27 74 97
?...

result:

points 0.34470967740 points  0.34470967740 correct 4851 queries

Test #2:

score: 34.471
Acceptable Answer
time: 10ms
memory: 7756kb

input:

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...

output:

? 74 76 97
? 1 74 97
? 2 74 97
? 3 74 97
? 4 74 97
? 5 74 97
? 6 74 97
? 7 74 97
? 8 74 97
? 9 74 97
? 10 74 97
? 11 74 97
? 12 74 97
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? 18 74 97
? 19 74 97
? 20 74 97
? 21 74 97
? 22 74 97
? 23 74 97
? 24 74 97
? 25 74 97
? 26 74 97
? 27 74 97
?...

result:

points 0.34470967740 points  0.34470967740 correct 4851 queries

Test #3:

score: 34.471
Acceptable Answer
time: 5ms
memory: 7696kb

input:

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...

output:

? 74 76 97
? 1 74 97
? 2 74 97
? 3 74 97
? 4 74 97
? 5 74 97
? 6 74 97
? 7 74 97
? 8 74 97
? 9 74 97
? 10 74 97
? 11 74 97
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? 19 74 97
? 20 74 97
? 21 74 97
? 22 74 97
? 23 74 97
? 24 74 97
? 25 74 97
? 26 74 97
? 27 74 97
?...

result:

points 0.34470967740 points  0.34470967740 correct 4851 queries

Test #4:

score: 34.471
Acceptable Answer
time: 0ms
memory: 7752kb

input:

3
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...

output:

? 74 76 97
? 1 74 97
? 2 74 97
? 3 74 97
? 4 74 97
? 5 74 97
? 6 74 97
? 7 74 97
? 8 74 97
? 9 74 97
? 10 74 97
? 11 74 97
? 12 74 97
? 13 74 97
? 14 74 97
? 15 74 97
? 16 74 97
? 17 74 97
? 18 74 97
? 19 74 97
? 20 74 97
? 21 74 97
? 22 74 97
? 23 74 97
? 24 74 97
? 25 74 97
? 26 74 97
? 27 74 97
?...

result:

points 0.34470967740 points  0.34470967740 correct 4851 queries

Test #5:

score: 0
Wrong Answer
time: 0ms
memory: 8080kb

input:

0
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...

output:

? 74 76 97
? 1 74 97
? 2 74 97
? 3 74 97
? 4 74 97
? 5 74 97
? 6 74 97
? 7 74 97
? 8 74 97
? 9 74 97
? 10 74 97
? 11 74 97
? 12 74 97
? 13 74 97
? 14 74 97
? 15 74 97
? 16 74 97
? 17 74 97
? 18 74 97
? 19 74 97
? 20 74 97
? 21 74 97
? 22 74 97
? 23 74 97
? 24 74 97
? 25 74 97
? 26 74 97
? 27 74 97
?...

result:

wrong answer Token parameter [name=ans_i] equals to "000000000000000000000000000000...0000000000000000000002000000000", doesn't correspond to pattern "[01]{100,100}"