結果

問題 No.5017 Tool-assisted Shooting
ユーザー iiljjiiljj
提出日時 2023-07-16 18:23:08
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 324 ms / 2,000 ms
コード長 14,565 bytes
コンパイル時間 1,839 ms
コンパイル使用メモリ 155,716 KB
実行使用メモリ 24,444 KB
スコア 89,674
平均クエリ数 2000.00
最終ジャッジ日時 2023-07-16 18:24:55
合計ジャッジ時間 35,019 ms
ジャッジサーバーID
(参考情報)
judge13 / judge12
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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 286 ms
24,024 KB
testcase_01 AC 275 ms
23,556 KB
testcase_02 AC 277 ms
23,508 KB
testcase_03 AC 281 ms
23,400 KB
testcase_04 AC 273 ms
23,628 KB
testcase_05 AC 277 ms
23,844 KB
testcase_06 AC 274 ms
24,348 KB
testcase_07 AC 273 ms
23,652 KB
testcase_08 AC 288 ms
24,048 KB
testcase_09 AC 275 ms
23,400 KB
testcase_10 AC 278 ms
23,520 KB
testcase_11 AC 276 ms
24,336 KB
testcase_12 AC 276 ms
24,360 KB
testcase_13 AC 275 ms
24,156 KB
testcase_14 AC 273 ms
23,364 KB
testcase_15 AC 271 ms
23,412 KB
testcase_16 AC 275 ms
23,628 KB
testcase_17 AC 277 ms
23,592 KB
testcase_18 AC 272 ms
23,592 KB
testcase_19 AC 272 ms
23,580 KB
testcase_20 AC 273 ms
24,348 KB
testcase_21 AC 273 ms
23,664 KB
testcase_22 AC 277 ms
24,300 KB
testcase_23 AC 278 ms
23,412 KB
testcase_24 AC 279 ms
24,288 KB
testcase_25 AC 274 ms
23,820 KB
testcase_26 AC 278 ms
23,640 KB
testcase_27 AC 277 ms
23,820 KB
testcase_28 AC 274 ms
24,444 KB
testcase_29 AC 283 ms
24,012 KB
testcase_30 AC 311 ms
23,352 KB
testcase_31 AC 276 ms
23,808 KB
testcase_32 AC 273 ms
24,348 KB
testcase_33 AC 275 ms
24,072 KB
testcase_34 AC 274 ms
23,580 KB
testcase_35 AC 274 ms
23,400 KB
testcase_36 AC 277 ms
23,640 KB
testcase_37 AC 272 ms
24,336 KB
testcase_38 AC 276 ms
24,348 KB
testcase_39 AC 273 ms
24,084 KB
testcase_40 AC 272 ms
23,988 KB
testcase_41 AC 274 ms
23,508 KB
testcase_42 AC 303 ms
24,072 KB
testcase_43 AC 276 ms
24,228 KB
testcase_44 AC 276 ms
23,640 KB
testcase_45 AC 273 ms
23,808 KB
testcase_46 AC 288 ms
23,556 KB
testcase_47 AC 279 ms
24,156 KB
testcase_48 AC 271 ms
23,640 KB
testcase_49 AC 275 ms
24,060 KB
testcase_50 AC 276 ms
23,844 KB
testcase_51 AC 274 ms
23,436 KB
testcase_52 AC 275 ms
23,364 KB
testcase_53 AC 276 ms
23,676 KB
testcase_54 AC 277 ms
23,664 KB
testcase_55 AC 308 ms
24,024 KB
testcase_56 AC 272 ms
24,024 KB
testcase_57 AC 276 ms
23,388 KB
testcase_58 AC 275 ms
24,312 KB
testcase_59 AC 274 ms
23,844 KB
testcase_60 AC 273 ms
24,072 KB
testcase_61 AC 301 ms
23,604 KB
testcase_62 AC 276 ms
24,360 KB
testcase_63 AC 274 ms
23,436 KB
testcase_64 AC 279 ms
24,048 KB
testcase_65 AC 276 ms
24,288 KB
testcase_66 AC 272 ms
23,988 KB
testcase_67 AC 277 ms
24,000 KB
testcase_68 AC 279 ms
23,388 KB
testcase_69 AC 269 ms
23,604 KB
testcase_70 AC 275 ms
23,424 KB
testcase_71 AC 274 ms
24,060 KB
testcase_72 AC 274 ms
23,376 KB
testcase_73 AC 278 ms
24,060 KB
testcase_74 AC 277 ms
23,388 KB
testcase_75 AC 275 ms
23,988 KB
testcase_76 AC 274 ms
23,640 KB
testcase_77 AC 273 ms
23,352 KB
testcase_78 AC 273 ms
24,228 KB
testcase_79 AC 272 ms
23,568 KB
testcase_80 AC 275 ms
24,336 KB
testcase_81 AC 277 ms
23,664 KB
testcase_82 AC 275 ms
23,976 KB
testcase_83 AC 277 ms
23,388 KB
testcase_84 AC 274 ms
23,556 KB
testcase_85 AC 272 ms
23,508 KB
testcase_86 AC 306 ms
23,820 KB
testcase_87 AC 277 ms
23,988 KB
testcase_88 AC 274 ms
24,000 KB
testcase_89 AC 277 ms
23,640 KB
testcase_90 AC 273 ms
23,448 KB
testcase_91 AC 276 ms
24,384 KB
testcase_92 AC 293 ms
23,628 KB
testcase_93 AC 298 ms
23,532 KB
testcase_94 AC 276 ms
23,640 KB
testcase_95 AC 276 ms
24,000 KB
testcase_96 AC 279 ms
23,436 KB
testcase_97 AC 324 ms
24,000 KB
testcase_98 AC 300 ms
23,400 KB
testcase_99 AC 276 ms
24,048 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 #

/* #region Head */

// #include <bits/stdc++.h>
#include <algorithm>
#include <array>
#include <bitset>
#include <cassert> // assert.h
#include <cmath>   // math.h
#include <cstring>
#include <ctime>
#include <deque>
#include <fstream>
#include <functional>
#include <iomanip>
#include <iostream>
#include <list>
#include <map>
#include <memory>
#include <numeric>
#include <queue>
#include <random>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <vector>
using namespace std;

using ll = long long;
using ull = unsigned long long;
using ld = long double;
using pll = pair<ll, ll>;
template <class T> using vc = vector<T>;
template <class T> using vvc = vc<vc<T>>;
using vll = vc<ll>;
using vvll = vvc<ll>;
using vld = vc<ld>;
using vvld = vvc<ld>;
using vs = vc<string>;
using vvs = vvc<string>;
template <class T, class U> using um = unordered_map<T, U>;
template <class T> using pq = priority_queue<T>;
template <class T> using pqa = priority_queue<T, vc<T>, greater<T>>;
template <class T> using us = unordered_set<T>;

#define TREP(T, i, m, n) for (T i = (m), i##_len = (T)(n); i < i##_len; ++(i))
#define TREPM(T, i, m, n) for (T i = (m), i##_max = (T)(n); i <= i##_max; ++(i))
#define TREPR(T, i, m, n) for (T i = (m), i##_min = (T)(n); i >= i##_min; --(i))
#define TREPD(T, i, m, n, d) for (T i = (m), i##_len = (T)(n); i < i##_len; i += (d))
#define TREPMD(T, i, m, n, d) for (T i = (m), i##_max = (T)(n); i <= i##_max; i += (d))

#define REP(i, m, n) for (ll i = (m), i##_len = (ll)(n); i < i##_len; ++(i))
#define REPM(i, m, n) for (ll i = (m), i##_max = (ll)(n); i <= i##_max; ++(i))
#define REPR(i, m, n) for (ll i = (m), i##_min = (ll)(n); i >= i##_min; --(i))
#define REPD(i, m, n, d) for (ll i = (m), i##_len = (ll)(n); i < i##_len; i += (d))
#define REPMD(i, m, n, d) for (ll i = (m), i##_max = (ll)(n); i <= i##_max; i += (d))
#define REPI(itr, ds) for (auto itr = ds.begin(); itr != ds.end(); itr++)
#define REPIR(itr, ds) for (auto itr = ds.rbegin(); itr != ds.rend(); itr++)
#define ALL(x) begin(x), end(x)
#define SIZE(x) ((ll)(x).size())
#define ISIZE(x) ((int)(x).size())
#define PERM(c)                                                                                                        \
    sort(ALL(c));                                                                                                      \
    for (bool c##p = 1; c##p; c##p = next_permutation(ALL(c)))
#define UNIQ(v) v.erase(unique(ALL(v)), v.end());
#define CEIL(a, b) (((a) + (b)-1) / (b))

#define endl '\n'

constexpr ll INF = 1'010'000'000'000'000'017LL;
constexpr int IINF = 1'000'000'007LL;
constexpr ll MOD = 1'000'000'007LL; // 1e9 + 7
// constexpr ll MOD = 998244353;
constexpr ld EPS = 1e-12;
constexpr ld PI = 3.14159265358979323846;

template <typename T> istream &operator>>(istream &is, vc<T> &vec) { // vector 入力
    for (T &x : vec) is >> x;
    return is;
}
template <typename T> ostream &operator<<(ostream &os, const vc<T> &vec) { // vector 出力 (for dump)
    os << "{";
    REP(i, 0, SIZE(vec)) os << vec[i] << (i == i_len - 1 ? "" : ", ");
    os << "}";
    return os;
}
template <typename T> ostream &operator>>(ostream &os, const vc<T> &vec) { // vector 出力 (inline)
    REP(i, 0, SIZE(vec)) os << vec[i] << (i == i_len - 1 ? "\n" : " ");
    return os;
}

template <typename T, size_t _Nm> istream &operator>>(istream &is, array<T, _Nm> &arr) { // array 入力
    REP(i, 0, SIZE(arr)) is >> arr[i];
    return is;
}
template <typename T, size_t _Nm> ostream &operator<<(ostream &os, const array<T, _Nm> &arr) { // array 出力 (for dump)
    os << "{";
    REP(i, 0, SIZE(arr)) os << arr[i] << (i == i_len - 1 ? "" : ", ");
    os << "}";
    return os;
}

template <typename T, typename U> istream &operator>>(istream &is, pair<T, U> &pair_var) { // pair 入力
    is >> pair_var.first >> pair_var.second;
    return is;
}
template <typename T, typename U> ostream &operator<<(ostream &os, const pair<T, U> &pair_var) { // pair 出力
    os << "(" << pair_var.first << ", " << pair_var.second << ")";
    return os;
}

// map, um, set, us 出力
template <class T> ostream &out_iter(ostream &os, const T &map_var) {
    os << "{";
    REPI(itr, map_var) {
        os << *itr;
        auto itrcp = itr;
        if (++itrcp != map_var.end()) os << ", ";
    }
    return os << "}";
}
template <typename T, typename U> ostream &operator<<(ostream &os, const map<T, U> &map_var) {
    return out_iter(os, map_var);
}
template <typename T, typename U> ostream &operator<<(ostream &os, const um<T, U> &map_var) {
    os << "{";
    REPI(itr, map_var) {
        auto [key, value] = *itr;
        os << "(" << key << ", " << value << ")";
        auto itrcp = itr;
        if (++itrcp != map_var.end()) os << ", ";
    }
    os << "}";
    return os;
}
template <typename T> ostream &operator<<(ostream &os, const set<T> &set_var) { return out_iter(os, set_var); }
template <typename T> ostream &operator<<(ostream &os, const us<T> &set_var) { return out_iter(os, set_var); }
template <typename T> ostream &operator<<(ostream &os, const pq<T> &pq_var) {
    pq<T> pq_cp(pq_var);
    os << "{";
    if (!pq_cp.empty()) {
        os << pq_cp.top(), pq_cp.pop();
        while (!pq_cp.empty()) os << ", " << pq_cp.top(), pq_cp.pop();
    }
    return os << "}";
}

// tuple 出力
template <size_t N = 0, bool end_line = false, typename... Args> ostream &operator<<(ostream &os, tuple<Args...> &a) {
    if constexpr (N < std::tuple_size_v<tuple<Args...>>) {
        os << get<N>(a);
        if constexpr (N + 1 < std::tuple_size_v<tuple<Args...>>) {
            os << ' ';
        } else if constexpr (end_line) {
            os << '\n';
        }
        return operator<< <N + 1, end_line>(os, a);
    }
    return os;
}
template <typename... Args> void print_tuple(tuple<Args...> &a) { operator<< <0, true>(std::cout, a); }

void pprint() { std::cout << endl; }
template <class Head, class... Tail> void pprint(Head &&head, Tail &&...tail) {
    std::cout << head;
    if (sizeof...(Tail) > 0) std::cout << ' ';
    pprint(move(tail)...);
}

// dump
#define DUMPOUT cerr
void dump_func() { DUMPOUT << endl; }
template <class Head, class... Tail> void dump_func(Head &&head, Tail &&...tail) {
    DUMPOUT << head;
    if (sizeof...(Tail) > 0) DUMPOUT << ", ";
    dump_func(move(tail)...);
}

// chmax (更新「される」かもしれない値が前)
template <typename T, typename U, typename Comp = less<>> bool chmax(T &xmax, const U &x, Comp comp = {}) {
    if (comp(xmax, x)) {
        xmax = x;
        return true;
    }
    return false;
}

// chmin (更新「される」かもしれない値が前)
template <typename T, typename U, typename Comp = less<>> bool chmin(T &xmin, const U &x, Comp comp = {}) {
    if (comp(x, xmin)) {
        xmin = x;
        return true;
    }
    return false;
}

// ローカル用
#ifndef ONLINE_JUDGE
#define DEBUG_
#endif

#ifndef MYLOCAL
#undef DEBUG_
#endif

#ifdef DEBUG_
#define DEB
#define dump(...)                                                                                                      \
    DUMPOUT << "  " << string(#__VA_ARGS__) << ": "                                                                    \
            << "[" << to_string(__LINE__) << ":" << __FUNCTION__ << "]" << endl                                        \
            << "    ",                                                                                                 \
        dump_func(__VA_ARGS__)
#else
#define DEB if (false)
#define dump(...)
#endif

#define VAR(type, ...)                                                                                                 \
    type __VA_ARGS__;                                                                                                  \
    assert((std::cin >> __VA_ARGS__));

template <typename T> istream &operator,(istream &is, T &rhs) { return is >> rhs; }
template <typename T> ostream &operator,(ostream &os, const T &rhs) { return os << ' ' << rhs; }

struct AtCoderInitialize {
    static constexpr int IOS_PREC = 15;
    static constexpr bool AUTOFLUSH = true;
    AtCoderInitialize() {
        ios_base::sync_with_stdio(false), std::cin.tie(nullptr), std::cout.tie(nullptr);
        std::cout << fixed << setprecision(IOS_PREC);
        if (AUTOFLUSH) std::cout << unitbuf;
    }
} ATCODER_INITIALIZE;

void Yn(bool p) { std::cout << (p ? "Yes" : "No") << endl; }
void YN(bool p) { std::cout << (p ? "YES" : "NO") << endl; }

template <typename T> constexpr void operator--(vc<T> &v, int) noexcept {
    for (int i = 0; i < ISIZE(v); ++i) v[i]--;
}
template <typename T> constexpr void operator++(vc<T> &v, int) noexcept {
    for (int i = 0; i < ISIZE(v); ++i) v[i]++;
}

/* #endregion */

// #include <atcoder/all>
// using namespace atcoder;

/* #region BFS */

/**
 * @param N ノード数
 * @param delta 隣接行列を生成する関数.delta(Node v, fn(Node t)).
 *              fn は現在の頂点 current と隣接する頂点を探索する関数.
 * @param index 頂点→頂点インデックス,のマップ関数.(index(Node v) -> int)
 * @return 距離テーブル,到達不能な箇所は -1 で埋まっている
 */
template <typename T = ll, class Node, class Delta, class Index>
pair<vc<T>, vc<int>> bfs(const int N, const vc<Node> &starts, Delta delta, Index index) {
    vc<T> dist(N, -1);   // 距離テーブル
    vc<int> prev(N, -1); // 直前のノード
    queue<Node> que;     // 「訪問予定」頂点リスト
    for (const Node &start : starts) {
        dist[index(start)] = 0; // 初期条件 (頂点 idx1 を初期頂点とする)
        que.push(start);
    }
    // BFS 開始 (キューが空になるまで探索を行う)
    while (!que.empty()) {
        const Node current = que.front();
        que.pop();
        // 隣接ノードに関するループは外に出す
        delta(current, [&](const Node &dst) {
            const int nxt_idx = index(dst);
            if (dist[nxt_idx] == -1) {
                const int cur_idx = index(current);
                dist[nxt_idx] = dist[cur_idx] + 1;
                prev[nxt_idx] = cur_idx;
                que.push(dst);
            }
        });
    }
    return {dist, prev};
}

/* #endregion */

// 経路復元
vc<int> restore(int dst, const vc<int> &bs) {
    vc<int> res;
    if (bs[dst] < 0) return res;
    while (~dst) res.emplace_back(dst), dst = bs[dst];
    reverse(ALL(res));
    return res;
}

constexpr ll W = 25;
constexpr ll H = 60;
constexpr ll MAXTURN = 1000;

// Problem
void solve() {
#ifdef MYLOCAL
    {
        // ローカルではこれを捨てる
        vll p(25);
        cin >> p;
    }
#endif

    array<array<ll, W>, MAXTURN + H + 1> boards_hp, boards_power;
    REP(row, 0, MAXTURN + H + 1) {
        fill(ALL(boards_hp[row]), 0);
        fill(ALL(boards_power[row]), 0);
    }
    array<ll, W> counts;
    fill(ALL(counts), 0);

    ll n;
    ll turn = 0;
    ll current_x = 12;
    // ll level = 1;
    // ll beat_power_sum = 0;
    while (cin >> n) {
        if (n == -1) return; // ゲーム終了

        // 入力
        vll hp(n), power(n), x(n);
        REP(i, 0, n) cin >> hp[i], power[i], x[i];
        // turn + 59 に出現する
        REP(i, 0, n) {
            boards_hp.at(turn + H)[x[i]] = hp[i];
            boards_power.at(turn + H)[x[i]] = power[i];
            counts[x[i]]++;
        }

        // 経路計算,(row=turn, col=current_x) を始点として,
        // row=turn+H-1 まで進む.生き残れる経路を探す.
        // dump(turn);

        using Node = pair<int, int>;
        // 隣接行列生成関数
        auto delta = [&](Node current, function<void(Node)> transit) {
            auto [r, c] = current;
            if (r == H - 1) return;
            if (turn + r == MAXTURN) return;
            // 隣接ノードに関するループ
            if (boards_hp.at(turn + r + 1)[c] == 0 && boards_hp.at(turn + r + 2)[c] == 0) {
                // 正面
                transit(Node(r + 1, c));
            }
            if (c - 1 >= 0 && boards_hp.at(turn + r)[c - 1] == 0 && boards_hp.at(turn + r + 1)[c - 1] == 0 &&
                boards_hp.at(turn + r + 2)[c - 1] == 0) {
                // 左
                transit(Node(r + 1, c - 1));
            }
            if (c + 1 < W && boards_hp.at(turn + r)[c + 1] == 0 && boards_hp.at(turn + r + 1)[c + 1] == 0 &&
                boards_hp.at(turn + r + 2)[c + 1] == 0) {
                // 右
                transit(Node(r + 1, c + 1));
            }
        };
        // インデックス生成関数
        auto index = [&](Node v) { return v.first * W + v.second; };

        Node start = {0, current_x};
        auto [dist, prev] = bfs(H * W, vc<Node>{start}, delta, index);

        // ゴールのうち最も中心に近いところを探す
        ll mindiff = INF;
        ll argmin_x = -1;
        // pprint("#", H - 1, MAXTURN - turn);
        REP(x, 0, W) {
            int idx = index(Node(min(H - 1, MAXTURN - turn), x));
            if (dist.at(idx) == -1) continue;
            if (chmin(mindiff, abs(x - 12))) {
                argmin_x = x;
            }
        }
        if (argmin_x == -1) {
            pprint('S');
            pprint("#", turn + 1, current_x, "NG");
            if (++turn == MAXTURN) break;
            dump(turn, __LINE__);
            continue;
        }
        int gi = index(Node(min(H - 1, MAXTURN - turn), argmin_x));
        vc<int> path = restore(gi, prev);
        // dump(path);
        int next_X = path.at(1) % W;

        // 出力
        // dump(turn);
        if (next_X == current_x) {
            pprint('S');
            pprint("#", turn + 1, current_x, "S");
            // dump(turn, __LINE__);
        } else if (next_X == current_x - 1) {
            pprint('L');
            pprint("#", turn + 1, current_x, "L", boards_hp.at(turn)[current_x - 1],
                   boards_hp.at(turn + 1)[current_x - 1], boards_hp.at(turn + 2)[current_x - 1]);
            // dump(turn, __LINE__);
            current_x--;
        } else {
            assert(next_X == current_x + 1);
            pprint('R');
            pprint("#", turn + 1, current_x, "R");
            // dump(turn, __LINE__);
            current_x++;
        }

        // 正面の最初の敵を攻撃する

        if (++turn == MAXTURN) break;
        // break;
    }
}

// entry point
int main() {
    solve();
    return 0;
}
0