結果

問題 No.45 回転寿司
ユーザー tutuztutuz
提出日時 2018-09-22 08:39:31
言語 Java21
(openjdk 21)
結果
AC  
実行時間 614 ms / 5,000 ms
コード長 3,309 bytes
コンパイル時間 2,052 ms
コンパイル使用メモリ 78,312 KB
実行使用メモリ 485,328 KB
最終ジャッジ日時 2024-07-18 08:52:58
合計ジャッジ時間 12,985 ms
ジャッジサーバーID
(参考情報)
judge1 / judge3
このコードへのチャレンジ
(要ログイン)

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 255 ms
234,264 KB
testcase_01 AC 348 ms
346,276 KB
testcase_02 AC 564 ms
439,476 KB
testcase_03 AC 600 ms
442,424 KB
testcase_04 AC 356 ms
346,272 KB
testcase_05 AC 118 ms
110,056 KB
testcase_06 AC 325 ms
346,232 KB
testcase_07 AC 497 ms
439,704 KB
testcase_08 AC 173 ms
183,260 KB
testcase_09 AC 539 ms
439,560 KB
testcase_10 AC 257 ms
242,228 KB
testcase_11 AC 166 ms
183,420 KB
testcase_12 AC 524 ms
440,292 KB
testcase_13 AC 111 ms
110,372 KB
testcase_14 AC 108 ms
82,468 KB
testcase_15 AC 273 ms
259,100 KB
testcase_16 AC 229 ms
221,304 KB
testcase_17 AC 258 ms
232,324 KB
testcase_18 AC 225 ms
221,636 KB
testcase_19 AC 471 ms
439,596 KB
testcase_20 AC 108 ms
82,452 KB
testcase_21 AC 111 ms
109,676 KB
testcase_22 AC 55 ms
52,628 KB
testcase_23 AC 54 ms
52,656 KB
testcase_24 AC 56 ms
52,468 KB
testcase_25 AC 50 ms
50,324 KB
testcase_26 AC 270 ms
254,876 KB
testcase_27 AC 466 ms
439,592 KB
testcase_28 AC 314 ms
346,340 KB
testcase_29 AC 378 ms
347,668 KB
testcase_30 AC 468 ms
439,684 KB
testcase_31 AC 52 ms
50,464 KB
testcase_32 AC 51 ms
50,336 KB
testcase_33 AC 614 ms
485,328 KB
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ソースコード

diff #

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.InputMismatchException;
import java.util.StringTokenizer;

public class Main {

	public static void main(String[] args) throws IOException {
		InputStream inputStream = System.in;
		OutputStream outputStream = System.out;
		InputReader in = new InputReader(inputStream);
		PrintWriter out = new PrintWriter(outputStream);
		TaskX solver = new TaskX();
		solver.solve(1, in, out);
		out.close();
	}

	static int INF = 1 << 30;
	static long LINF = 1L << 55;
	static int MOD = 1000000007;
	static int[] mh4 = { 0, -1, 1, 0 };
	static int[] mw4 = { -1, 0, 0, 1 };
	static int[] mh8 = { -1, -1, -1, 0, 0, 1, 1, 1 };
	static int[] mw8 = { -1, 0, 1, -1, 1, -1, 0, 1 };

	static class TaskX {

		int n;
		int[] a;
		int ans;
		int[][] memo;
		public void solve(int testNumber, InputReader in, PrintWriter out) {

			n = in.nextInt();
			a = in.nextIntArray(n);
			memo = new int[n+1][111111];
			fill(memo, -1);

			f(0, 0);

			out.println(ans);
		}

		int f(int now, int v) {
			if (now >= n) {
				ans = Math.max(ans, v);
				return ans;
			}

			if (memo[now][v] != -1) {
				return memo[now][v];
			}

			return memo[now][v] = Math.max(f(now + 1, v), f(now + 2, v + a[now]));
		}
	}

	static void fill(int[][] memo, int v) {
		for (int i = 0; i < memo.length; i++) {
			Arrays.fill(memo[i], v);
		}
	}

	static class InputReader {
		BufferedReader in;
		StringTokenizer tok;

		public String nextString() {
			while (!tok.hasMoreTokens()) {
				try {
					tok = new StringTokenizer(in.readLine(), " ");
				} catch (IOException e) {
					throw new InputMismatchException();
				}
			}
			return tok.nextToken();
		}

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

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

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

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

		public int[] nextIntArrayDec(int n) {
			int[] res = new int[n];
			for (int i = 0; i < n; i++) {
				res[i] = nextInt() - 1;
			}
			return res;
		}

		public int[] nextIntArray1Index(int n) {
			int[] res = new int[n + 1];
			for (int i = 0; i < n; i++) {
				res[i + 1] = nextInt();
			}
			return res;
		}

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

		public long[] nextLongArrayDec(int n) {
			long[] res = new long[n];
			for (int i = 0; i < n; i++) {
				res[i] = nextLong() - 1;
			}
			return res;
		}

		public long[] nextLongArray1Index(int n) {
			long[] res = new long[n + 1];
			for (int i = 0; i < n; i++) {
				res[i + 1] = nextLong();
			}
			return res;
		}

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

		public InputReader(InputStream inputStream) {
			in = new BufferedReader(new InputStreamReader(inputStream));
			tok = new StringTokenizer("");
		}
	}

}
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