結果

問題 No.2577 Simple Permutation Guess
ユーザー fdironiafdironia
提出日時 2023-12-06 00:29:03
言語 C++23
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 499 ms / 2,000 ms
コード長 2,805 bytes
コンパイル時間 984 ms
コンパイル使用メモリ 88,972 KB
実行使用メモリ 25,476 KB
平均クエリ数 248.84
最終ジャッジ日時 2024-09-27 00:44:19
合計ジャッジ時間 26,207 ms
ジャッジサーバーID
(参考情報)
judge2 / judge3
このコードへのチャレンジ
(要ログイン)

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 22 ms
24,556 KB
testcase_01 AC 376 ms
25,196 KB
testcase_02 AC 81 ms
24,556 KB
testcase_03 AC 20 ms
24,556 KB
testcase_04 AC 131 ms
25,196 KB
testcase_05 AC 163 ms
25,196 KB
testcase_06 AC 499 ms
24,812 KB
testcase_07 AC 489 ms
25,196 KB
testcase_08 AC 497 ms
24,812 KB
testcase_09 AC 493 ms
24,812 KB
testcase_10 AC 498 ms
25,196 KB
testcase_11 AC 23 ms
25,196 KB
testcase_12 AC 21 ms
24,632 KB
testcase_13 AC 24 ms
25,452 KB
testcase_14 AC 22 ms
24,556 KB
testcase_15 AC 22 ms
25,196 KB
testcase_16 AC 20 ms
24,556 KB
testcase_17 AC 21 ms
24,812 KB
testcase_18 AC 21 ms
24,556 KB
testcase_19 AC 22 ms
25,196 KB
testcase_20 AC 22 ms
25,196 KB
testcase_21 AC 23 ms
24,556 KB
testcase_22 AC 22 ms
24,580 KB
testcase_23 AC 20 ms
24,836 KB
testcase_24 AC 20 ms
24,836 KB
testcase_25 AC 21 ms
24,452 KB
testcase_26 AC 21 ms
24,836 KB
testcase_27 AC 21 ms
25,220 KB
testcase_28 AC 20 ms
25,220 KB
testcase_29 AC 20 ms
25,476 KB
testcase_30 AC 20 ms
25,220 KB
testcase_31 AC 20 ms
25,196 KB
testcase_32 AC 19 ms
25,196 KB
testcase_33 AC 19 ms
25,196 KB
testcase_34 AC 20 ms
25,452 KB
testcase_35 AC 20 ms
25,196 KB
testcase_36 AC 23 ms
24,556 KB
testcase_37 AC 20 ms
24,964 KB
testcase_38 AC 20 ms
24,580 KB
testcase_39 AC 19 ms
24,836 KB
testcase_40 AC 20 ms
24,580 KB
testcase_41 AC 20 ms
25,476 KB
testcase_42 AC 19 ms
24,580 KB
testcase_43 AC 20 ms
25,220 KB
testcase_44 AC 20 ms
25,220 KB
testcase_45 AC 19 ms
25,476 KB
testcase_46 AC 20 ms
24,836 KB
testcase_47 AC 19 ms
24,824 KB
testcase_48 AC 21 ms
25,220 KB
testcase_49 AC 19 ms
24,580 KB
testcase_50 AC 20 ms
25,220 KB
testcase_51 AC 20 ms
24,836 KB
testcase_52 AC 20 ms
24,836 KB
testcase_53 AC 20 ms
24,836 KB
testcase_54 AC 20 ms
25,220 KB
testcase_55 AC 21 ms
24,580 KB
testcase_56 AC 19 ms
24,964 KB
testcase_57 AC 20 ms
24,580 KB
testcase_58 AC 21 ms
24,964 KB
testcase_59 AC 20 ms
24,964 KB
testcase_60 AC 20 ms
24,836 KB
testcase_61 AC 20 ms
24,580 KB
testcase_62 AC 20 ms
24,820 KB
testcase_63 AC 20 ms
24,580 KB
testcase_64 AC 19 ms
24,964 KB
testcase_65 AC 23 ms
24,580 KB
testcase_66 AC 23 ms
25,220 KB
testcase_67 AC 22 ms
25,220 KB
testcase_68 AC 22 ms
24,964 KB
testcase_69 AC 21 ms
24,964 KB
testcase_70 AC 21 ms
25,192 KB
testcase_71 AC 21 ms
24,836 KB
testcase_72 AC 22 ms
24,836 KB
testcase_73 AC 22 ms
25,184 KB
testcase_74 AC 24 ms
25,452 KB
testcase_75 AC 23 ms
25,196 KB
testcase_76 AC 23 ms
24,812 KB
testcase_77 AC 25 ms
24,556 KB
testcase_78 AC 25 ms
24,556 KB
testcase_79 AC 25 ms
24,812 KB
testcase_80 AC 23 ms
25,196 KB
testcase_81 AC 25 ms
24,812 KB
testcase_82 AC 24 ms
25,052 KB
testcase_83 AC 24 ms
24,556 KB
testcase_84 AC 25 ms
25,040 KB
testcase_85 AC 24 ms
25,196 KB
testcase_86 AC 24 ms
24,940 KB
testcase_87 AC 25 ms
24,556 KB
testcase_88 AC 24 ms
24,916 KB
testcase_89 AC 24 ms
25,196 KB
testcase_90 AC 24 ms
24,940 KB
testcase_91 AC 23 ms
24,556 KB
testcase_92 AC 381 ms
24,940 KB
testcase_93 AC 339 ms
25,196 KB
testcase_94 AC 314 ms
24,556 KB
testcase_95 AC 461 ms
25,196 KB
testcase_96 AC 474 ms
25,196 KB
testcase_97 AC 431 ms
24,940 KB
testcase_98 AC 423 ms
24,556 KB
testcase_99 AC 458 ms
25,196 KB
testcase_100 AC 332 ms
24,556 KB
testcase_101 AC 444 ms
24,812 KB
evil_1_rnd_1.txt AC 1,036 ms
24,940 KB
evil_1_rnd_2.txt AC 1,056 ms
24,812 KB
evil_2_big_1.txt AC 1,341 ms
25,196 KB
evil_2_big_2.txt AC 1,384 ms
24,812 KB
evil_2_big_3.txt AC 1,346 ms
24,940 KB
evil_3_sorted_1.txt AC 711 ms
25,208 KB
evil_4_sorted_rev_1.txt AC 525 ms
25,220 KB
evil_4_sorted_rev_2.txt AC 782 ms
24,836 KB
evil_400_sorted.txt AC 1,316 ms
25,208 KB
evil_400_sorted_rev.txt AC 1,325 ms
24,580 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 <algorithm>

using namespace std;

using ll = long long;

constexpr int L = 55;
constexpr ll B = 1e16;
constexpr int LGN = 9;

struct BI {
    ll a[L];

    BI(int x = 0) {
        fill(a, a + L, 0);
        a[0] = x;
    }
};

BI& operator*=(BI &a, int b) {
    ll c = 0;
    for (int i = 0; i < L; i++) {
        ll t = 1ll * a.a[i] * b + c;
        a.a[i] = t % B;
        c = t / B;
    }
    return a;
}

BI operator-(const BI &a, const BI &b) {
    BI c = 0;
    for (int i = 0; i < L; i++) {
        c.a[i] = a.a[i] - b.a[i];
    }
    for (int i = 0; i < L - 1; i++) {
        if (c.a[i] < 0) {
            c.a[i+1]--;
            c.a[i] += B;
        }
    }
    return c;
}

BI operator+(const BI &a, const BI &b) {
    BI c = 0;
    for (int i = 0; i < L; i++) {
        c.a[i] = a.a[i] + b.a[i];
    }
    for (int i = 0; i < L - 1; i++) {
        if (c.a[i] >= B) {
            c.a[i+1]++;
            c.a[i] -= B;
        }
    }
    return c;
}

int divmod(BI &a, int b) {
    ll q = 0;
    for (int i = L - 1; i >= 0; i--) {
        q = q * B + a.a[i];
        a.a[i] = q / b;
        q %= b;
    }
    return q;
}

bool operator>(const BI &a, const BI &b) {
    for (int i = L - 1; i >= 0; i--) {
        if (a.a[i] != b.a[i]) {
            return a.a[i] > b.a[i];
        }
    }
    return false;
}

void add(int bit[], int n, int x, int a) {
    for (; x <= n; x += x & -x) {
        bit[x] += a;
    }
}

int qry(int bit[], int n, int v) {
    int x = 0, cur = 0;
    for (int i = LGN - 1; i >= 0; i--) {
        if (x + (1 << i) <= n) {
            if (cur + bit[x+(1<<i)] <= v) {
                cur += bit[x+(1<<i)];
                x += 1 << i;
            }
        }
    }
    return x + 1;
}

void find_perm(BI a, int n, int p[]) {
    for (int i = 0; i < n; i++) {
        p[i] = divmod(a, i + 1);
    }

    int bit[n+1];
    fill(bit, bit + n + 1, 0);
    for (int i = 1; i <= n; i++) {
        add(bit, n, i, 1);
    }

    for (int i = n - 1; i >= 0; i--) {
        p[i] = qry(bit, n, p[i]);
        add(bit, n, p[i], -1);
    }

    reverse(p, p + n);
}

int main() {
    int n;
    cin >> n;

    BI l = 0, r = 1;
    for (int i = 1; i <= n; i++) {
        r *= i;
    }

    BI one = 1;
    while (r - l > one) {
        BI mid = l + r;
        divmod(mid, 2);

        int q[n];
        find_perm(mid, n, q);

        cout << "?";
        for (int i = 0; i < n; i++) {
            cout << " " << q[i];
        }
        cout << endl;

        int res;
        cin >> res;

        if (res == 1) {
            l = mid;
        } else {
            r = mid;
        }
    }

    int ans[n];
    find_perm(l, n, ans);

    cout << "!";
    for (int i = 0; i < n; i++) {
        cout << " " << ans[i];
    }
    cout << endl;

    return 0;
}
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