結果

問題 No.2008 Super Worker
ユーザー Yu_212Yu_212
提出日時 2022-07-15 22:24:32
言語 Java21
(openjdk 21)
結果
AC  
実行時間 552 ms / 2,000 ms
コード長 10,723 bytes
コンパイル時間 5,652 ms
コンパイル使用メモリ 105,860 KB
実行使用メモリ 66,604 KB
最終ジャッジ日時 2023-09-10 02:56:06
合計ジャッジ時間 12,629 ms
ジャッジサーバーID
（参考情報） 		judge12 / judge13
このコードへのチャレンジ
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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 62 ms
50,856 KB
testcase_01 AC 63 ms
50,804 KB
testcase_02 AC 62 ms
50,792 KB
testcase_03 AC 63 ms
50,856 KB
testcase_04 AC 61 ms
50,780 KB
testcase_05 AC 63 ms
50,664 KB
testcase_06 AC 63 ms
50,868 KB
testcase_07 AC 63 ms
50,852 KB
testcase_08 AC 62 ms
50,652 KB
testcase_09 AC 61 ms
50,992 KB
testcase_10 AC 62 ms
51,024 KB
testcase_11 AC 62 ms
50,716 KB
testcase_12 AC 61 ms
50,748 KB
testcase_13 AC 66 ms
51,300 KB
testcase_14 AC 68 ms
51,404 KB
testcase_15 AC 67 ms
51,644 KB
testcase_16 AC 67 ms
51,056 KB
testcase_17 AC 71 ms
49,700 KB
testcase_18 AC 70 ms
52,352 KB
testcase_19 AC 68 ms
52,252 KB
testcase_20 AC 69 ms
51,868 KB
testcase_21 AC 69 ms
51,976 KB
testcase_22 AC 67 ms
51,076 KB
testcase_23 AC 507 ms
65,908 KB
testcase_24 AC 462 ms
66,604 KB
testcase_25 AC 451 ms
65,920 KB
testcase_26 AC 502 ms
65,280 KB
testcase_27 AC 505 ms
66,196 KB
testcase_28 AC 503 ms
66,492 KB
testcase_29 AC 520 ms
66,412 KB
testcase_30 AC 527 ms
66,084 KB
testcase_31 AC 514 ms
66,520 KB
testcase_32 AC 546 ms
65,972 KB
testcase_33 AC 155 ms
62,476 KB
testcase_34 AC 552 ms
65,868 KB
testcase_35 AC 162 ms
62,388 KB
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ソースコード

diff # 

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

public class Main {
    static In in = new FastIn();
    static Out out = new Out(false);
    static final long inf = 0x1fffffffffffffffL;
    static final int iinf = 0x3fffffff;
    static final double eps = 1e-9;
    static long mod = 1000000007;

    void solve() {
        int n = in.nextInt();
        LongPair[] ab = new LongPair[n];
        for (int i = 0; i < n; i++) {
            ab[i] = new LongPair(0, 0);
        }
        for (int i = 0; i < n; i++) {
            ab[i].first = in.nextLong();
        }
        for (int i = 0; i < n; i++) {
            ab[i].second = in.nextLong();
        }
        Arrays.sort(ab, (x, y) -> -Long.compare(x.first + x.second * y.first, y.first + y.second * x.first));
        long v = 0;
        long x = 1;
        for (LongPair p : ab) {
            v = (v + x * p.first % mod) % mod;
            x = x * p.second % mod;
        }
        out.println(v);
    }

    public static void main(String... args) {
        new Main().solve();
        out.flush();
    }
}

class LongPair implements Comparable<LongPair> {
    long first;
    long second;

    LongPair(long first, long second) {
        this.first = first;
        this.second = second;
    }

    @Override
    public boolean equals(Object o) {
        if (!(o instanceof LongPair)) {
            return false;
        }
        LongPair that = (LongPair)o;
        return first == that.first && second == that.second;
    }

    @Override
    public int hashCode() {
        return Long.hashCode(first) * 31 + Long.hashCode(second);
    }

    @Override
    public int compareTo(LongPair o) {
        return first == o.first ? Long.compare(second, o.second) : Long.compare(first, o.first);
    }

    @Override
    public String toString() {
        return String.format("[%d, %d]", first, second);
    }
}

class FastIn extends In {
    private final BufferedInputStream reader = new BufferedInputStream(System.in);
    private final byte[] buffer = new byte[0x10000];
    private int i = 0;
    private int length = 0;

    public int read() {
        if (i == length) {
            i = 0;
            try {
                length = reader.read(buffer);
            } catch (IOException ignored) {
            }
            if (length == -1) {
                return 0;
            }
        }
        if (length <= i) {
            throw new RuntimeException();
        }
        return buffer[i++];
    }

    String next() {
        StringBuilder builder = new StringBuilder();
        int b = read();
        while (b < '!' || '~' < b) {
            b = read();
        }
        while ('!' <= b && b <= '~') {
            builder.appendCodePoint(b);
            b = read();
        }
        return builder.toString();
    }

    String nextLine() {
        StringBuilder builder = new StringBuilder();
        int b = read();
        while (b != 0 && b != '\r' && b != '\n') {
            builder.appendCodePoint(b);
            b = read();
        }
        if (b == '\r') {
            read();
        }
        return builder.toString();
    }

    int nextInt() {
        long val = nextLong();
        if ((int)val != val) {
            throw new NumberFormatException();
        }
        return (int)val;
    }

    long nextLong() {
        int b = read();
        while (b < '!' || '~' < b) {
            b = read();
        }
        boolean neg = false;
        if (b == '-') {
            neg = true;
            b = read();
        }
        long n = 0;
        int c = 0;
        while ('0' <= b && b <= '9') {
            n = n * 10 + b - '0';
            b = read();
            c++;
        }
        if (c == 0 || c >= 2 && n == 0) {
            throw new NumberFormatException();
        }
        return neg ? -n : n;
    }
}

class In {
    private final BufferedReader reader = new BufferedReader(new InputStreamReader(System.in), 0x10000);
    private StringTokenizer tokenizer;

    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;
    }
}

class Out {
    private final PrintWriter out = new PrintWriter(System.out);
    private final PrintWriter err = new PrintWriter(System.err);
    boolean autoFlush = false;
    boolean enableDebug;

    Out(boolean enableDebug) {
        this.enableDebug = enableDebug;
    }

    void println(Object... args) {
        if (args == null || args.getClass() != Object[].class) {
            args = new Object[] {args};
        }
        out.println(Arrays.stream(args).map(obj -> {
            Class<?> clazz = obj == null ? null : obj.getClass();
            return clazz == Double.class ? String.format("%.10f", obj) :
                    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(" ")));
        if (autoFlush) {
            out.flush();
        }
    }

    void debug(Object... args) {
        if (!enableDebug) {
            return;
        }
        if (args == null || args.getClass() != Object[].class) {
            args = new Object[] {args};
        }
        err.println(Arrays.stream(args).map(obj -> {
            Class<?> clazz = obj == null ? null : obj.getClass();
            return clazz == Double.class ? String.format("%.10f", obj) :
                    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(" ")));
        err.flush();
    }

    void println(char[] s) {
        out.println(String.valueOf(s));
        if (autoFlush) {
            out.flush();
        }
    }

    void println(int[] a) {
        StringJoiner joiner = new StringJoiner(" ");
        for (int i : a) {
            joiner.add(Integer.toString(i));
        }
        out.println(joiner);
        if (autoFlush) {
            out.flush();
        }
    }

    void println(long[] a) {
        StringJoiner joiner = new StringJoiner(" ");
        for (long i : a) {
            joiner.add(Long.toString(i));
        }
        out.println(joiner);
        if (autoFlush) {
            out.flush();
        }
    }

    void flush() {
        err.flush();
        out.flush();
    }
}
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