結果

問題 No.129 お年玉(2)
ユーザー femtofemto
提出日時 2015-04-07 02:12:00
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 1,419 ms / 5,000 ms
コード長 4,097 bytes
コンパイル時間 959 ms
コンパイル使用メモリ 114,460 KB
実行使用メモリ 35,756 KB
最終ジャッジ日時 2024-05-05 22:21:41
合計ジャッジ時間 30,886 ms
ジャッジサーバーID
(参考情報)
judge3 / 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 89 ms
35,756 KB
testcase_01 AC 1,419 ms
34,460 KB
testcase_02 AC 24 ms
17,664 KB
testcase_03 AC 24 ms
17,536 KB
testcase_04 AC 25 ms
17,280 KB
testcase_05 AC 532 ms
34,496 KB
testcase_06 AC 830 ms
34,148 KB
testcase_07 AC 1,015 ms
34,328 KB
testcase_08 AC 695 ms
34,372 KB
testcase_09 AC 925 ms
33,836 KB
testcase_10 AC 1,037 ms
34,160 KB
testcase_11 AC 687 ms
34,852 KB
testcase_12 AC 877 ms
34,752 KB
testcase_13 AC 900 ms
34,256 KB
testcase_14 AC 893 ms
34,612 KB
testcase_15 AC 716 ms
34,128 KB
testcase_16 AC 812 ms
34,224 KB
testcase_17 AC 1,003 ms
34,804 KB
testcase_18 AC 924 ms
34,080 KB
testcase_19 AC 1,008 ms
34,496 KB
testcase_20 AC 1,005 ms
34,660 KB
testcase_21 AC 1,230 ms
34,560 KB
testcase_22 AC 699 ms
34,372 KB
testcase_23 AC 1,088 ms
34,844 KB
testcase_24 AC 1,025 ms
34,244 KB
testcase_25 AC 680 ms
34,656 KB
testcase_26 AC 693 ms
34,292 KB
testcase_27 AC 681 ms
34,852 KB
testcase_28 AC 1,238 ms
34,724 KB
testcase_29 AC 24 ms
17,536 KB
testcase_30 AC 24 ms
17,792 KB
testcase_31 AC 24 ms
17,792 KB
testcase_32 AC 24 ms
17,792 KB
testcase_33 AC 30 ms
21,632 KB
testcase_34 AC 25 ms
18,816 KB
testcase_35 AC 29 ms
21,632 KB
testcase_36 AC 29 ms
21,632 KB
testcase_37 AC 31 ms
21,888 KB
testcase_38 AC 160 ms
35,104 KB
testcase_39 AC 227 ms
33,508 KB
testcase_40 AC 620 ms
34,132 KB
testcase_41 AC 390 ms
34,320 KB
testcase_42 AC 175 ms
33,824 KB
testcase_43 AC 172 ms
34,212 KB
testcase_44 AC 1,245 ms
34,384 KB
testcase_45 AC 106 ms
33,556 KB
testcase_46 AC 259 ms
34,828 KB
testcase_47 AC 1,237 ms
34,756 KB
testcase_48 AC 729 ms
34,024 KB
権限があれば一括ダウンロードができます
コンパイルメッセージ
Microsoft (R) Visual C# Compiler version 3.9.0-6.21124.20 (db94f4cc)
Copyright (C) Microsoft Corporation. All rights reserved.

ソースコード

diff #

using System;
using System.Diagnostics;
using System.Collections.Generic;
using System.Linq;
using Enu = System.Linq.Enumerable;

class Solution {
    long MOD = (long)1e9;
    long N, M;
    void calc() {
        N = rl();
        M = rl();

        long n = (N / 1000) % M;

        Console.WriteLine(combination(M, n));
    }

    public long combination(long n, long m) {
        long[] c = new long[n + 1];
        c[0] = 1;
        for (int i = 1; i <= n; i++) {
            long[] nextc = new long[n + 1];
            for (int j = 0; j <= i; j++) {
                if (j == 0)
                    nextc[j] = c[j];
                else
                    nextc[j] = (c[j] + c[j - 1]) % MOD;
            }
            c = nextc;
        }
        return c[m];
    }

    static void Main(string[] args) {
        new Solution().calc();
    }

    #region
    static int ri() { return int.Parse(Console.ReadLine()); }
    static int[] ria(int n) {
        if (n <= 0) { Console.ReadLine(); return new int[0]; }
        else return Console.ReadLine().Trim().Split(' ').Select(int.Parse).ToArray();
    }
    static void rio(out int p1) { p1 = ri(); }
    static void rio(out int p1, out int p2) { var r = ria(2); p1 = r[0]; p2 = r[1]; }
    static void rio(out int p1, out int p2, out int p3) { var r = ria(3); p1 = r[0]; p2 = r[1]; p3 = r[2]; }
    static void rio(out int p1, out int p2, out int p3, out int p4) { var r = ria(4); p1 = r[0]; p2 = r[1]; p3 = r[2]; p4 = r[3]; }
    static void rio(out int p1, out int p2, out int p3, out int p4, out int p5) { var r = ria(5); p1 = r[0]; p2 = r[1]; p3 = r[2]; p4 = r[3]; p5 = r[4]; }
    static long rl() { return long.Parse(Console.ReadLine()); }
    static long[] rla(int n) {
        if (n <= 0) { Console.ReadLine(); return new long[0]; }
        else return Console.ReadLine().Trim().Split(' ').Select(long.Parse).ToArray();
    }
    static void rlo(out long p1) { p1 = rl(); }
    static void rlo(out long p1, out long p2) { var r = rla(2); p1 = r[0]; p2 = r[1]; }
    static void rlo(out long p1, out long p2, out long p3) { var r = rla(3); p1 = r[0]; p2 = r[1]; p3 = r[2]; }
    static void rlo(out long p1, out long p2, out long p3, out long p4) { var r = rla(4); p1 = r[0]; p2 = r[1]; p3 = r[2]; p4 = r[3]; }
    static void rlo(out long p1, out long p2, out long p3, out long p4, out long p5) { var r = rla(5); p1 = r[0]; p2 = r[1]; p3 = r[2]; p4 = r[3]; p5 = r[4]; }
    static double rd() { return double.Parse(Console.ReadLine()); }
    static double[] rda(int n) {
        if (n <= 0) { Console.ReadLine(); return new double[0]; }
        else return Console.ReadLine().Trim().Split(' ').Select(double.Parse).ToArray();
    }
    static void rdo(out double p1) { p1 = rd(); }
    static void rdo(out double p1, out double p2) { var r = rda(2); p1 = r[0]; p2 = r[1]; }
    static void rdo(out double p1, out double p2, out double p3) { var r = rda(3); p1 = r[0]; p2 = r[1]; p3 = r[2]; }
    static void rdo(out double p1, out double p2, out double p3, out double p4) { var r = rda(4); p1 = r[0]; p2 = r[1]; p3 = r[2]; p4 = r[3]; }
    static void rdo(out double p1, out double p2, out double p3, out double p4, out double p5) { var r = rda(5); p1 = r[0]; p2 = r[1]; p3 = r[2]; p4 = r[3]; p5 = r[4]; }
    static void swap<T>(ref T x, ref T y) { T temp = x; x = y; y = temp; }
    static void wa1<T>(T[] a) { Debug.WriteLine(string.Join(" ", a)); }
    static void wa2<T>(T[][] a) {
        foreach (var row in a) {
            Debug.WriteLine(String.Join(" ", row));
        }
    }
    [DebuggerDisplay("{x} , {y}")]
    class point {
        public int x, y;
        public point(int x, int y) {
            this.x = x; this.y = y;
        }
    }
    #endregion
}

static class Extention {
    public static T[][] ToJagArray<T>(this T[,] a) {
        int n = a.GetLength(0), m = a.GetLength(1);
        var ret = new T[n][];
        for (int i = 0; i < n; i++) {
            ret[i] = new T[m];
            for (int j = 0; j < m; j++) {
                ret[i][j] = a[i, j];
            }
        }
        return ret;
    }
}

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