#892174 (Java) No.5017 Tool-assisted Shooting

• 問題: No.5017 Tool-assisted Shooting
• ユーザー: Yu_212
• 提出日時: 2023-07-16 16:18:52
• 言語: Java (openjdk 23)
• 結果: AC
• 実行時間: 317 ms / 2,000 ms
• コード長: 10,510 bytes
• コンパイル時間: 3,010 ms
• コンパイル使用メモリ: 95,908 KB
• 実行使用メモリ: 77,404 KB
• スコア: 3,627,958
• 平均クエリ数: 993.73
• 最終ジャッジ日時: 2023-07-16 16:19:31
• 合計ジャッジ時間: 36,168 ms
• ジャッジサーバーID （参考情報）: judge15 / judge13

ファイルパターン	結果
other	AC * 100

ソースコード

import java.io.*;
import java.util.*;
import java.util.concurrent.ThreadLocalRandom;
import java.util.function.IntUnaryOperator;
import java.util.function.LongUnaryOperator;
import java.util.stream.Collectors;

public class Main {
    static boolean isLocal;
    Random rand = new Random();
    In in = new In(System.in);
    PrintStream out = System.out;
    long inf = 0x1fffffffffffffffL;
    int iinf = 0x3fffffff;
    long startTime;

    int dist(int a, int b, int n) {
        return Math.min(Math.abs(a - b), n - Math.abs(a - b));
    }

    long solve(int seed) {
//        Trial tr = ((NormalDebugger)this).trial;
//        double aa = tr.getParameterDouble("aa");
//        double bb = tr.getParameterDouble("bb");
//        double cc = tr.getParameterDouble("cc");
        startTime = System.currentTimeMillis();
        if (isLocal) {
            int[] p = in.nextIntArray(25);
        }
        int lv = 1;
        int pc = 0;
        int x = 12;
        Monster[] monsters = new Monster[5000];
        Map<Integer, Monster> remain = new HashMap<>();
        int mid = 0;
        int score = 0;
        for (int i = 0; i < 1000; i++) {
            System.out.flush();
            int n = in.nextInt();
            if (n == -1) {
                break;
            }
            remain.values().removeIf(monster -> {
                monster.y--;
                return monster.y < 0;
            });
//            for (Monster monster : remain.values()) {
//                if (monster.y ==0 && monster.x == x) {
//                    debug("!");
////                    throw new RuntimeException();
//                }
//            }
            for (int j = 0; j < n; j++) {
                int mh = in.nextInt();
                int mp = in.nextInt();
                int mx = in.nextInt();
                monsters[mid] = new Monster(mid, mx, 59, mh, mp);
                remain.put(mid, monsters[mid]);
                mid++;
            }
            int[] miny = new int[25];
            Arrays.fill(miny, 60);
            for (Monster monster : remain.values()) {
                miny[monster.x] = Math.min(miny[monster.x], monster.y);
            }
            Monster target = null;
            double md = iinf;
            for (Monster monster : remain.values()) {
                int dist = dist(monster.x, x, 25);
                int turn = dist + (monster.r + lv - 1) / lv;
                if (monster.y - turn <= 0 || miny[monster.x] != monster.y) {
                    continue;
                }
//                double val = (monster.y + dist*10)*(i/1000.+0.25) - ((double)monster.p / turn)*(1-i/1000.) * 1000;
                double val = -((double)monster.p / turn);
//                int val = monster.y + dist*10;// + monster.h * 100 / (monster.p + 1);
                if (target == null || md > val) {
                    target = monster;
                    md = val;
                }
            }
//            if (isLocal && target != null) {
//                debug(Arrays.toString(miny));
//                debug(i, target.x, x, dist(target.x, x, 25), md, remain.size());
//            }
            if (target == null) {
                if (miny[x] == 1 && miny[(x+1)%25]>=2) {
                    x = (x + 1) % 25;
                    out.println("R");
                } else if (miny[x] == 1 && miny[(x+24)%25]>=2) {
                    x = (x + 24) % 25;
                    out.println("L");
                } else {
                    out.println("S");
                }
            } else if (miny[(x+24)%25]>=2 && (Math.abs(target.x - x) < 12 ? target.x < x : target.x > x)) {
                x = (x + 24) % 25;
                out.println("L");
            } else if (miny[(x+1)%25]>=2 && target.x != x) {
                x = (x + 1) % 25;
                out.println("R");
            } else if (miny[x] == 1 && miny[(x+1)%25]>=2) {
                x = (x + 1) % 25;
                out.println("R");
            } else if (miny[x] == 1 && miny[(x+24)%25]>=2) {
                x = (x + 24) % 25;
                out.println("L");
            } else {
                out.println("S");
            }
            Monster attack = null;
            for (Monster monster : remain.values()) {
                if (monster.x != x) {
                    continue;
                }
                if (attack == null || monster.y < attack.y) {
                    attack = monster;
                }
            }
            if (attack != null) {
                attack.r -= lv;
                if (attack.r < 0) {
                    pc += attack.p;
                    lv = 1 + pc / 100;
                    score += attack.h;
                    remain.remove(attack.id);
                }
            }
        }
        return score;
    }

    static class Monster {
        int id;
        int x;
        int y;
        int h;
        int r;
        int p;

        public Monster(int id, int x, int y, int h, int p) {
            this.id = id;
            this.x = x;
            this.y = y;
            this.h = h;
            this.r = h;
            this.p = p;
        }
    }

    static void debug(Object... args) {
        if (!isLocal) {
            return;
        }
        if (args == null || args.getClass() != Object[].class) {
            args = new Object[] {args};
        }
        System.err.println(Arrays.stream(args).map(obj -> {
            Class<?> clazz = obj == null ? null : obj.getClass();
            return clazz == byte[].class ? Arrays.toString((byte[])obj) :
                   clazz == short[].class ? Arrays.toString((short[])obj) :
                   clazz == int[].class ? Arrays.toString((int[])obj) :
                   clazz == long[].class ? Arrays.toString((long[])obj) :
                   clazz == char[].class ? Arrays.toString((char[])obj) :
                   clazz == float[].class ? Arrays.toString((float[])obj) :
                   clazz == double[].class ? Arrays.toString((double[])obj) :
                   clazz == boolean[].class ? Arrays.toString((boolean[])obj) :
                   obj instanceof Object[] ? Arrays.deepToString((Object[])obj) :
                   String.valueOf(obj);
        }).collect(Collectors.joining(" ")));
    }

    long elapsed() {
        return (long)((System.currentTimeMillis() - startTime) * (isLocal ? 1.7 : 1));
    }

    boolean elapsed(long timeLimit) {
        return elapsed() >= timeLimit;
    }

    public static void main(String[] args) {
        new Main().solve(0);
    }

    static class Random {
        private long x, y, z, w;

        Random() {
            this(ThreadLocalRandom.current().nextLong());
        }

        Random(long seed) {
            this.x = seed;
            for (int i = 0; i < 20; i++) {
                rand();
            }
        }

        private long rand() {
            long t = x ^ (x << 11);
            x = y;
            y = z;
            z = w;
            w = w ^ (w >>> 19) ^ t ^ (t >>> 8);
            return x & 0x7fffffff;
        }

        long next() {
            return rand() << 31 | rand();
        }

        int next(int n) {
            return (int)(rand() % n);
        }

        int next(int l, int r) {
            return (int)(rand() % (r - l) + l);
        }

        double nextDouble() {
            return rand() / 2147483647.0;
        }
    }

    static class In {
        private final BufferedReader reader;
        private StringTokenizer tokenizer;

        In(InputStream input) {
            this.reader = new BufferedReader(new InputStreamReader(input), 0x10000);
        }

        String next() {
            try {
                while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                    tokenizer = new StringTokenizer(reader.readLine());
                }
            } catch (IOException ignored) {
            }
            return tokenizer.nextToken();
        }

        int nextInt() {
            return Integer.parseInt(next());
        }

        long nextLong() {
            return Long.parseLong(next());
        }

        double nextDouble() {
            return Double.parseDouble(next());
        }

        char[] nextCharArray() {
            return next().toCharArray();
        }

        String[] nextStringArray(int n) {
            String[] s = new String[n];
            for (int i = 0; i < n; i++) {
                s[i] = next();
            }
            return s;
        }

        char[][] nextCharGrid(int n, int m) {
            char[][] a = new char[n][m];
            for (int i = 0; i < n; i++) {
                a[i] = next().toCharArray();
            }
            return a;
        }

        int[] nextIntArray(int n) {
            int[] a = new int[n];
            for (int i = 0; i < n; i++) {
                a[i] = nextInt();
            }
            return a;
        }

        int[] nextIntArray(int n, IntUnaryOperator op) {
            int[] a = new int[n];
            for (int i = 0; i < n; i++) {
                a[i] = op.applyAsInt(nextInt());
            }
            return a;
        }

        int[][] nextIntMatrix(int h, int w) {
            int[][] a = new int[h][w];
            for (int i = 0; i < h; i++) {
                a[i] = nextIntArray(w);
            }
            return a;
        }

        long[] nextLongArray(int n) {
            long[] a = new long[n];
            for (int i = 0; i < n; i++) {
                a[i] = nextLong();
            }
            return a;
        }

        long[] nextLongArray(int n, LongUnaryOperator op) {
            long[] a = new long[n];
            for (int i = 0; i < n; i++) {
                a[i] = op.applyAsLong(nextLong());
            }
            return a;
        }

        long[][] nextLongMatrix(int h, int w) {
            long[][] a = new long[h][w];
            for (int i = 0; i < h; i++) {
                a[i] = nextLongArray(w);
            }
            return a;
        }

        List<List<Integer>> nextEdges(int n, int m, boolean directed) {
            List<List<Integer>> res = new ArrayList<>();
            for (int i = 0; i < n; i++) {
                res.add(new ArrayList<>());
            }
            for (int i = 0; i < m; i++) {
                int u = nextInt() - 1;
                int v = nextInt() - 1;
                res.get(u).add(v);
                if (!directed) {
                    res.get(v).add(u);
                }
            }
            return res;
        }
    }
}