結果

問題 No.5010 Better Mo's Algorithm is Needed!! (Unweighted)
ユーザー t33ft33f
提出日時 2022-12-17 17:03:25
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 4,975 ms / 5,000 ms
コード長 3,433 bytes
コンパイル時間 2,111 ms
実行使用メモリ 7,720 KB
スコア 19,046,295,859
最終ジャッジ日時 2022-12-17 17:14:09
合計ジャッジ時間 643,977 ms
ジャッジサーバーID
(参考情報)
judge10 / judge11
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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 4,972 ms
7,376 KB
testcase_01 AC 4,973 ms
7,620 KB
testcase_02 AC 4,973 ms
7,492 KB
testcase_03 AC 4,972 ms
7,316 KB
testcase_04 AC 4,973 ms
7,664 KB
testcase_05 AC 4,972 ms
7,588 KB
testcase_06 AC 4,973 ms
7,296 KB
testcase_07 AC 4,972 ms
7,476 KB
testcase_08 AC 4,972 ms
7,460 KB
testcase_09 AC 4,972 ms
7,472 KB
testcase_10 AC 4,972 ms
7,700 KB
testcase_11 AC 4,973 ms
7,328 KB
testcase_12 AC 4,972 ms
7,300 KB
testcase_13 AC 4,972 ms
7,520 KB
testcase_14 AC 4,972 ms
7,396 KB
testcase_15 AC 4,973 ms
7,296 KB
testcase_16 AC 4,972 ms
7,580 KB
testcase_17 AC 4,973 ms
7,404 KB
testcase_18 AC 4,973 ms
7,332 KB
testcase_19 AC 4,973 ms
7,420 KB
testcase_20 AC 4,973 ms
7,304 KB
testcase_21 AC 4,972 ms
7,564 KB
testcase_22 AC 4,973 ms
7,408 KB
testcase_23 AC 4,972 ms
7,720 KB
testcase_24 AC 4,973 ms
7,424 KB
testcase_25 AC 4,972 ms
7,576 KB
testcase_26 AC 4,972 ms
7,420 KB
testcase_27 AC 4,973 ms
7,308 KB
testcase_28 AC 4,972 ms
7,516 KB
testcase_29 AC 4,973 ms
7,464 KB
testcase_30 AC 4,972 ms
7,328 KB
testcase_31 AC 4,972 ms
7,432 KB
testcase_32 AC 4,973 ms
7,524 KB
testcase_33 AC 4,972 ms
7,320 KB
testcase_34 AC 4,972 ms
7,612 KB
testcase_35 AC 4,973 ms
7,540 KB
testcase_36 AC 4,972 ms
7,396 KB
testcase_37 AC 4,972 ms
7,536 KB
testcase_38 AC 4,973 ms
7,312 KB
testcase_39 AC 4,973 ms
7,392 KB
testcase_40 AC 4,973 ms
7,600 KB
testcase_41 AC 4,975 ms
7,312 KB
testcase_42 AC 4,973 ms
7,420 KB
testcase_43 AC 4,973 ms
7,520 KB
testcase_44 AC 4,972 ms
7,332 KB
testcase_45 AC 4,973 ms
7,324 KB
testcase_46 AC 4,972 ms
7,404 KB
testcase_47 AC 4,973 ms
7,532 KB
testcase_48 AC 4,972 ms
7,460 KB
testcase_49 AC 4,973 ms
7,500 KB
testcase_50 AC 4,972 ms
7,480 KB
testcase_51 AC 4,971 ms
7,316 KB
testcase_52 AC 4,973 ms
7,512 KB
testcase_53 AC 4,972 ms
7,424 KB
testcase_54 AC 4,971 ms
7,652 KB
testcase_55 AC 4,972 ms
7,492 KB
testcase_56 AC 4,972 ms
7,396 KB
testcase_57 AC 4,972 ms
7,376 KB
testcase_58 AC 4,973 ms
7,524 KB
testcase_59 AC 4,972 ms
7,368 KB
testcase_60 AC 4,973 ms
7,292 KB
testcase_61 AC 4,972 ms
7,556 KB
testcase_62 AC 4,972 ms
7,388 KB
testcase_63 AC 4,973 ms
7,468 KB
testcase_64 AC 4,972 ms
7,484 KB
testcase_65 AC 4,973 ms
7,432 KB
testcase_66 AC 4,971 ms
7,308 KB
testcase_67 AC 4,972 ms
7,580 KB
testcase_68 AC 4,973 ms
7,540 KB
testcase_69 AC 4,972 ms
7,316 KB
testcase_70 AC 4,974 ms
7,496 KB
testcase_71 AC 4,973 ms
7,504 KB
testcase_72 AC 4,972 ms
7,296 KB
testcase_73 AC 4,972 ms
7,536 KB
testcase_74 AC 4,973 ms
7,380 KB
testcase_75 AC 4,972 ms
7,372 KB
testcase_76 AC 4,973 ms
7,512 KB
testcase_77 AC 4,973 ms
7,576 KB
testcase_78 AC 4,973 ms
7,416 KB
testcase_79 AC 4,972 ms
7,668 KB
testcase_80 AC 4,972 ms
7,412 KB
testcase_81 AC 4,972 ms
7,396 KB
testcase_82 AC 4,972 ms
7,676 KB
testcase_83 AC 4,972 ms
7,660 KB
testcase_84 AC 4,972 ms
7,396 KB
testcase_85 AC 4,973 ms
7,500 KB
testcase_86 AC 4,973 ms
7,504 KB
testcase_87 AC 4,972 ms
7,304 KB
testcase_88 AC 4,973 ms
7,496 KB
testcase_89 AC 4,972 ms
7,544 KB
testcase_90 AC 4,974 ms
7,296 KB
testcase_91 AC 4,973 ms
7,436 KB
testcase_92 AC 4,972 ms
7,468 KB
testcase_93 AC 4,973 ms
7,300 KB
testcase_94 AC 4,972 ms
7,588 KB
testcase_95 AC 4,971 ms
7,452 KB
testcase_96 AC 4,972 ms
7,416 KB
testcase_97 AC 4,971 ms
7,596 KB
testcase_98 AC 4,971 ms
7,320 KB
testcase_99 AC 4,973 ms
7,460 KB
testcase_100 AC 4,972 ms
7,616 KB
testcase_101 AC 4,973 ms
7,436 KB
testcase_102 AC 4,972 ms
7,372 KB
testcase_103 AC 4,973 ms
7,596 KB
testcase_104 AC 4,972 ms
7,588 KB
testcase_105 AC 4,973 ms
7,336 KB
testcase_106 AC 4,973 ms
7,544 KB
testcase_107 AC 4,972 ms
7,316 KB
testcase_108 AC 4,973 ms
7,368 KB
testcase_109 AC 4,974 ms
7,452 KB
testcase_110 AC 4,975 ms
7,424 KB
testcase_111 AC 4,973 ms
7,408 KB
testcase_112 AC 4,972 ms
7,408 KB
testcase_113 AC 4,973 ms
7,424 KB
testcase_114 AC 4,973 ms
7,320 KB
testcase_115 AC 4,973 ms
7,580 KB
testcase_116 AC 4,972 ms
7,416 KB
testcase_117 AC 4,973 ms
7,460 KB
testcase_118 AC 4,972 ms
7,476 KB
testcase_119 AC 4,972 ms
7,596 KB
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ソースコード

diff #

#include <cstdlib>
#include <cmath>
#include <algorithm>
#include <chrono>
#include <cassert>
#include <array>
#include <vector>
#include <numeric>
#include <cstdio>
#include <iostream>
using namespace std;

int timelimit = 5 * 1000, elapsed = 0, margin = 50;

class Timer {
  chrono::system_clock::time_point start_time = chrono::system_clock::now();
public:
  Timer() {}
  long long get_elapsed_time() {
    auto diff = chrono::system_clock::now() - start_time;
    return chrono::duration_cast<chrono::milliseconds>(diff).count();
  }
} timer;


constexpr int N = 200000, Q = 200000;
int WT, ST;
int L[Q], R[Q];

long long initial_cost(int i) {
    return 100 * (R[i] - L[i] + 1);
}

long long adj_cost(int i, int j) {
    return 100 * (abs(L[i] - L[j]) + abs(R[i] - R[j]));
}

long long calc_cost(const array<int, Q> &ans) {
    long long c = initial_cost(ans[0]);
    for (int i = 1; i < Q; ++i) c += adj_cost(ans[i - 1], ans[i]);
    return c;
}

long long score_of_cost(long long cost) {
    constexpr long long n = (long long)1e18;
    return n % cost * 2 >= cost ? n / cost + 1 : n / cost;
}

void read_input() {
    scanf("%*d %*d %d %d", &WT, &ST);
    assert(WT == 1);
    for (int i = 0; i < N; i++) scanf(" %*d");
    for (int i = 0; i < Q; i++) scanf(" %d %d", L + i, R + i);
}

array<int, Q> solve(int B, int S) {
    array<int, N> a;
    iota(a.begin(), a.end(), 0);
    vector<vector<int>> buckets((N + B - 1) / B + 1);
    for (int i = 0; i < Q; i++) {
        const int b = L[i] / B;
        buckets[b].push_back(i);
    }
    array<int, Q> ans;
    int pos = 0;
    for (int b = 0; b < buckets.size(); ++b) {
        vector<int> &elems = buckets[b];
        sort(elems.begin(), elems.end(), [b](int i, int j) {
            if (b % 2 == 0) return make_pair(R[i], L[i]) < make_pair(R[j], L[j]);
            else return make_pair(R[i], L[i]) > make_pair(R[j], L[j]);
        });
        for (int i : elems) ans[pos++] = i;
    }

    long long cur_cost = calc_cost(ans);
    for (;;) {
        cerr << cur_cost << ' ' << score_of_cost(cur_cost) << endl;
        for (int i = 0; i < N; ++i) {
            if (timer.get_elapsed_time() + margin > timelimit) {
                if (initial_cost(ans.front()) > initial_cost(ans.back()))
                    reverse(ans.begin(), ans.end());
                return ans;
            }
            const int jmax = min(N, i + S);
            for (int j = i + 1; j < jmax; ++j) {
                long long diff = 0;
                if (i > 0) {
                    diff -= adj_cost(ans[i - 1], ans[i]);
                    diff += adj_cost(ans[i - 1], ans[j]);
                } else {
                    diff -= initial_cost(ans[0]);
                    diff += initial_cost(ans[j]);
                }
                if (j + 1 < N) {
                    diff -= adj_cost(ans[j], ans[j + 1]);
                    diff += adj_cost(ans[i], ans[j + 1]);
                }
                if (diff <= 0) {
                    reverse(ans.begin() + i, ans.begin() + j + 1);
                    cur_cost += diff;
                }
            }
        }
    }
}

int main(int argc, char **argv) {
    read_input();

    const int B = argc <= 1 ? 3500 : atoi(argv[1]);
    const int S = argc <= 2 ? 400 : atoi(argv[2]);
    const array<int, Q> ans = solve(B, S);

    for (int i : ans) cout << i + 1 << ' ';
    cout << endl;

    cerr << score_of_cost(calc_cost(ans)) << endl;
}
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