結果

問題 No.741 AscNumber(Easy)
ユーザー tutuztutuz
提出日時 2018-10-06 15:03:48
言語 Java21
(openjdk 21)
結果
TLE  
実行時間 -
コード長 3,295 bytes
コンパイル時間 2,060 ms
コンパイル使用メモリ 77,876 KB
実行使用メモリ 182,644 KB
最終ジャッジ日時 2024-10-12 13:49:25
合計ジャッジ時間 8,050 ms
ジャッジサーバーID
(参考情報)
judge / judge2
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 55 ms
42,684 KB
testcase_01 AC 51 ms
37,200 KB
testcase_02 AC 51 ms
37,416 KB
testcase_03 AC 50 ms
37,612 KB
testcase_04 AC 52 ms
37,084 KB
testcase_05 AC 52 ms
37,424 KB
testcase_06 AC 50 ms
37,272 KB
testcase_07 AC 52 ms
37,420 KB
testcase_08 AC 52 ms
37,280 KB
testcase_09 AC 52 ms
37,280 KB
testcase_10 AC 52 ms
37,084 KB
testcase_11 AC 52 ms
37,448 KB
testcase_12 AC 53 ms
37,460 KB
testcase_13 AC 51 ms
37,192 KB
testcase_14 AC 51 ms
36,956 KB
testcase_15 AC 50 ms
37,472 KB
testcase_16 AC 53 ms
37,436 KB
testcase_17 AC 52 ms
37,272 KB
testcase_18 AC 52 ms
36,956 KB
testcase_19 AC 52 ms
37,264 KB
testcase_20 AC 57 ms
37,412 KB
testcase_21 AC 55 ms
37,412 KB
testcase_22 AC 57 ms
37,316 KB
testcase_23 AC 56 ms
37,680 KB
testcase_24 AC 53 ms
37,164 KB
testcase_25 AC 54 ms
37,068 KB
testcase_26 AC 56 ms
37,620 KB
testcase_27 AC 53 ms
36,948 KB
testcase_28 AC 55 ms
37,240 KB
testcase_29 AC 56 ms
37,220 KB
testcase_30 AC 57 ms
37,436 KB
testcase_31 AC 54 ms
37,380 KB
testcase_32 AC 51 ms
37,352 KB
testcase_33 AC 54 ms
37,436 KB
testcase_34 AC 57 ms
37,584 KB
testcase_35 TLE -
testcase_36 -- -
testcase_37 -- -
testcase_38 -- -
testcase_39 -- -
testcase_40 -- -
testcase_41 -- -
testcase_42 -- -
testcase_43 -- -
testcase_44 -- -
testcase_45 -- -
testcase_46 -- -
testcase_47 -- -
testcase_48 -- -
testcase_49 -- -
testcase_50 -- -
testcase_51 -- -
testcase_52 -- -
testcase_53 -- -
testcase_54 -- -
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 #

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.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;
		long[][] memo;
		public void solve(int testNumber, InputReader in, PrintWriter out) {

			n = in.nextInt();
			memo = new long[n+1][10];
			fill(memo, -1);
			out.println(rec(0, 0));

		}

		long rec(int i, int now) {
			if (memo[i][now] != -1) {
				return memo[i][now] % MOD;
			}

			if (i == n) {
				return 1;
			}

			long ret= 0;
			for (int j = 9; j >= 0 && now <= j; j--) {
				ret += rec(i+1, j) % MOD;
			}

			return memo[i][now] = ret % MOD;
		}
	}

	static void fill(long[][] a, long v) {
		for (int i = 0; i < a.length; i++) {
			for (int j = 0; j < a[0].length; j++) {
				a[i][j] = 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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