結果

問題 No.1160 Strange Bowling
ユーザー neko_the_shadowneko_the_shadow
提出日時 2020-08-28 12:21:10
言語 Java21
(openjdk 21)
結果
AC  
実行時間 337 ms / 2,000 ms
コード長 4,757 bytes
コンパイル時間 2,602 ms
コンパイル使用メモリ 84,632 KB
実行使用メモリ 49,824 KB
最終ジャッジ日時 2024-04-26 10:34:56
合計ジャッジ時間 11,082 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge4
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 66 ms
37,964 KB
testcase_01 AC 69 ms
38,416 KB
testcase_02 AC 63 ms
38,016 KB
testcase_03 AC 61 ms
37,996 KB
testcase_04 AC 59 ms
37,924 KB
testcase_05 AC 65 ms
37,868 KB
testcase_06 AC 63 ms
37,836 KB
testcase_07 AC 69 ms
38,140 KB
testcase_08 AC 65 ms
38,044 KB
testcase_09 AC 67 ms
38,096 KB
testcase_10 AC 324 ms
47,564 KB
testcase_11 AC 268 ms
47,344 KB
testcase_12 AC 191 ms
45,512 KB
testcase_13 AC 163 ms
44,024 KB
testcase_14 AC 304 ms
47,244 KB
testcase_15 AC 185 ms
44,600 KB
testcase_16 AC 199 ms
45,476 KB
testcase_17 AC 286 ms
47,200 KB
testcase_18 AC 261 ms
48,052 KB
testcase_19 AC 224 ms
47,376 KB
testcase_20 AC 275 ms
47,348 KB
testcase_21 AC 252 ms
47,020 KB
testcase_22 AC 181 ms
44,708 KB
testcase_23 AC 176 ms
43,880 KB
testcase_24 AC 176 ms
45,864 KB
testcase_25 AC 226 ms
46,360 KB
testcase_26 AC 184 ms
45,112 KB
testcase_27 AC 262 ms
47,440 KB
testcase_28 AC 194 ms
45,472 KB
testcase_29 AC 292 ms
47,468 KB
testcase_30 AC 337 ms
49,824 KB
testcase_31 AC 303 ms
48,836 KB
testcase_32 AC 203 ms
46,484 KB
testcase_33 AC 234 ms
47,080 KB
testcase_34 AC 262 ms
47,212 KB
testcase_35 AC 333 ms
47,656 KB
testcase_36 AC 64 ms
38,056 KB
testcase_37 AC 67 ms
38,156 KB
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ソースコード

diff # 

package _1160;
import java.io.BufferedReader;
import java.io.EOFException;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.io.UncheckedIOException;
import java.lang.reflect.Array;
import java.util.ArrayDeque;
import java.util.Arrays;
import java.util.Deque;
import java.util.Objects;
import java.util.regex.Pattern;
import java.util.stream.Collectors;

public class Main {
    public void exec() {
        int n = stdin.nextInt();
        long[] p = new long[n];
        long[] a = new long[n];
        for (int i = 0; i < n; i++) {
            p[i] = stdin.nextLong();
            a[i] = stdin.nextLong();
        }

        long[][] dp = new long[n+1][2];
        dp[1][0] = p[0];
        dp[1][1] = a[0];
        for (int i = 1; i < n; i++) {
            dp[i+1][0] = Math.max(dp[i+1][0], dp[i][0] + p[i]);
            dp[i+1][1] = Math.max(dp[i+1][1], dp[i][0] + a[i]);

            dp[i+1][0] = Math.max(dp[i+1][0], dp[i][1] + p[i] + p[i]);
            dp[i+1][1] = Math.max(dp[i+1][1], dp[i][1] + a[i] + a[i]);
        }

        stdout.println(Math.max(dp[n][0], dp[n][1]));
    }

    private static final Stdin stdin = new Stdin();
    private static final Stdout stdout = new Stdout();

    public static void main(String[] args) {
        try {
            new Main().exec();
        } finally {
            stdout.flush();
        }
    }

    public static class Stdin {
        private BufferedReader stdin;
        private Deque<String> tokens;
        private Pattern delim;

        public Stdin() {
            stdin = new BufferedReader(new InputStreamReader(System.in));
            tokens = new ArrayDeque<>();
            delim = Pattern.compile(" ");
        }

        public String nextString() {
            try {
                if (tokens.isEmpty()) {
                    String line = stdin.readLine();
                    if (line == null) {
                        throw new UncheckedIOException(new EOFException());
                    }
                    delim.splitAsStream(line).forEach(tokens::addLast);
                }
                return tokens.pollFirst();
            } catch (IOException e) {
                throw new UncheckedIOException(e);
            }
        }

        public int nextInt() {
            return Integer.parseInt(nextString());
        }

        public double nextDouble() {
            return Double.parseDouble(nextString());
        }

        public long nextLong() {
            return Long.parseLong(nextString());
        }

        public String[] nextStringArray(int n) {
            String[] a = new String[n];
            for (int i = 0; i < n; i++) a[i] = nextString();
            return a;
        }

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

        public double[] nextDoubleArray(int n) {
            double[] a = new double[n];
            for (int i = 0; i < n; i++) a[i] = nextDouble();
            return a;
        }

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

    public static class Stdout {
        private PrintWriter stdout;

        public Stdout() {
            stdout =  new PrintWriter(System.out, false);
        }

        public void printf(String format, Object ... args) {
            String line = String.format(format, args);
            if (line.endsWith(System.lineSeparator())) {
                stdout.print(line);
            } else {
                stdout.println(line);
            }
        }

        public void println(Object ... objs) {
            String line = Arrays.stream(objs).map(Objects::toString).collect(Collectors.joining(" "));
            stdout.println(line);
        }

        public void debug(Object ... objs) {
            String line = Arrays.stream(objs).map(this::deepToString).collect(Collectors.joining(" "));
            stdout.printf("DEBUG: %s%n", line);
        }

        private String deepToString(Object o) {
            if (o == null) {
                return "null";
            }

            // 配列の場合
            if (o.getClass().isArray()) {
                int len = Array.getLength(o);
                String[] tokens = new String[len];
                for (int i = 0; i < len; i++) {
                    tokens[i] = deepToString(Array.get(o, i));
                }
                return "{" + String.join(",", tokens) + "}";
            }

            return Objects.toString(o);
        }

        private void flush() {
            stdout.flush();
        }
    }
}
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