結果

問題 No.5014 セクスタプル (reactive)
ユーザー wanuiwanui
提出日時 2022-12-29 15:47:50
言語 C++17(gcc12)
(gcc 12.3.0 + boost 1.87.0)
結果
AC  
実行時間 743 ms / 2,000 ms
コード長 5,817 bytes
コンパイル時間 3,059 ms
実行使用メモリ 22,864 KB
スコア 572,160,361
平均クエリ数 35.00
最終ジャッジ日時 2022-12-29 15:52:17
合計ジャッジ時間 82,746 ms
ジャッジサーバーID
（参考情報） 		judge12 / judge13
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ファイルパターン 結果
other AC * 100
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 <bits/stdc++.h>
// clang-format off
using namespace std;
void print0(){}; template<typename H,typename... T> void print0(H h,T... t){cout<<h;print0(t...);}
void print(){print0("\n");}; template<typename H,typename... T>void print(H h,T... t){print0(h);if(sizeof...(T)>0)print0(" ");print(t...);}
#define debug1(a) { cerr<<#a<<":"<<a<<endl; }
#define debug2(a,b) { cerr<<#a<<":"<<a<<" "<<#b<<":"<<b<<endl; }
#define debug3(a,b,c) { cerr<<#a<<":"<<a<<" "<<#b<<":"<<b<<" "<<#c<<":"<<c<<endl; }
#define debug4(a,b,c,d) { cerr<<#a<<":"<<a<<" "<<#b<<":"<<b<<" "<<#c<<":"<<c<<" "<<#d<<":"<<d<<endl; }
// clang-format on

namespace marathon {
mt19937 engine(0);
clock_t start_time;
double now() {
    return 1000.0 * (clock() - start_time) / CLOCKS_PER_SEC;
}
void marathon_init() {
    start_time = clock();
    random_device seed_gen;
    engine.seed(seed_gen());
}
int randint(int mn, int mx) {
    int rng = mx - mn + 1;
    return mn + (engine() % rng);
}
bool anneal_accept(double new_score, double old_score, double cur_time, double begin_time, double end_time, double begin_temp, double end_temp) {
    const int ANNEAL_RND = 1e8;
    const double ANNEAL_EPS = 1e-6;
    double temp = (begin_temp * (end_time - cur_time) + end_temp * (cur_time - begin_time)) / (end_time - begin_time);
    return (exp((new_score - old_score) / temp) > double(engine() % ANNEAL_RND) / ANNEAL_RND + ANNEAL_EPS);
}
}  // namespace marathon

const int N2 = 36;
const int N = 6;
const int SCORE_BASE = 3;
const double END_TIME = 1900;

struct six {
    int val[6];
};

int calc_score(vector<vector<int>> &perm, vector<six> &rolls) {
    int score = 0;
    for (int i = 0; i < N; i++) {
        for (int d = 0; d < N; d++) {
            int cnt = 0;
            for (int j = 0; j < N; j++) {
                int rollid = perm[i][j];
                int roll_cnt = rolls[rollid].val[d];
                if (!roll_cnt) {
                    cnt = 0;
                    break;
                }
                cnt += roll_cnt;
            }
            if (!cnt) continue;
            score += cnt - N + SCORE_BASE;
        }
    }
    for (int j = 0; j < N; j++) {
        for (int d = 0; d < N; d++) {
            int cnt = 0;
            for (int i = 0; i < N; i++) {
                int rollid = perm[i][j];
                int roll_cnt = rolls[rollid].val[d];
                if (!roll_cnt) {
                    cnt = 0;
                    break;
                }
                cnt += roll_cnt;
            }
            if (!cnt) continue;
            score += cnt - N + SCORE_BASE;
        }
    }
    return score;
}
int row_score(vector<vector<int>> &perm, vector<six> &rolls, int xi) {
    int score = 0;
    {
        for (int d = 0; d < N; d++) {
            int cnt = 0;
            for (int j = 0; j < N; j++) {
                int rollid = perm[xi][j];
                int roll_cnt = rolls[rollid].val[d];
                if (!roll_cnt) {
                    cnt = 0;
                    break;
                }
                cnt += roll_cnt;
            }
            if (!cnt) continue;
            score += cnt - N + SCORE_BASE;
        }
    }
    return score;
}
six random_dice_roll() {
    six s;
    for (int i = 0; i < N; i++) {
        s.val[i] = 0;
    }
    for (int i = 0; i < N; i++) {
        int d = marathon::engine() % N;
        s.val[d]++;
    }
    return s;
}
int monte_carlo_score(int s_turn, vector<six> &s_rolls, vector<vector<int>> &s_perm, int si, int sj) {
    const int MONTE_CARLO_ITER = 170;
    int score = 0;
    for (int iter = 0; iter < MONTE_CARLO_ITER; iter++) {
        auto rolls = s_rolls;
        auto perm = s_perm;
        perm[si][sj] = s_turn;
        for (int turn = s_turn + 1; turn < N2; turn++) {
            int rest = N2 - turn;
            int tgt = marathon::engine() % rest;
            int c = 0;
            rolls[turn] = random_dice_roll();
            for (int i = 0; (c >= 0 && i < N); i++) {
                for (int j = 0; (c >= 0 && j < N); j++) {
                    if (perm[i][j] >= 0) continue;
                    if (c == tgt) {
                        perm[i][j] = turn;
                        c = -1;
                        break;
                    }
                    c++;
                }
            }
            random_dice_roll();
        }
        score += calc_score(perm, rolls);
    }
    return score;
}
pair<int, int> select_op(int turn, vector<six> &rolls, vector<vector<int>> &perm) {
    vector<pair<int, pair<int, int>>> scores;
    for (int i = 0; i < N; i++) {
        for (int j = 0; j < N; j++) {
            if (perm[i][j] >= 0) continue;
            int score = monte_carlo_score(turn, rolls, perm, i, j);

            scores.push_back({score, {i, j}});
        }
    }
    sort(scores.rbegin(), scores.rend());
    return scores[0].second;
}
int main() {
    marathon::marathon_init();
    vector<six> rolls(N2);
    vector<vector<int>> perm(N, vector<int>(N, -1));
    for (int turn = 0; turn < N2 - 1; turn++) {
        six s;
        for (int k = 0; k < N; k++) {
            s.val[k] = 0;
        }
        for (int j = 0; j < N; j++) {
            int d;
            cin >> d;
            d--;
            s.val[d]++;
        }
        rolls[turn] = s;
        pair<int, int> op = select_op(turn, rolls, perm);
        cout << op.first + 1 << " " << op.second + 1 << endl;
        perm[op.first][op.second] = turn;
    }

    {
        rolls[N2 - 1] = random_dice_roll();
        for (int i = 0; i < N; i++) {
            for (int j = 0; j < N; j++) {
                if (perm[i][j] < 0) {
                    perm[i][j] = N2 - 1;
                }
            }
        }
        int score = calc_score(perm, rolls);
        int now = marathon::now();
        debug2(score, now);
    }
    return 0;
}
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