結果

問題 No.214 素数サイコロと合成数サイコロ (3-Medium)
コンテスト
ユーザー 紙ぺーぱー
提出日時 2015-05-25 10:47:12
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 2,177 ms / 3,000 ms
コード長 8,385 bytes
コンパイル時間 1,510 ms
コンパイル使用メモリ 113,976 KB
実行使用メモリ 26,368 KB
最終ジャッジ日時 2024-07-06 08:14:03
合計ジャッジ時間 9,041 ms
ジャッジサーバーID
（参考情報） 		judge5 / judge2
このコードへのチャレンジ
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ファイルパターン 結果
other AC * 3
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.Collections.Generic;
using System.Linq;
using Debug = System.Diagnostics.Debug;
using Watch = System.Diagnostics.Stopwatch;
using StringBuilder = System.Text.StringBuilder;
using System.Numerics;
using System.Threading.Tasks;

#region Ex
static class Ex
{
    //static public string AsString(this IEnumerable<char> ie) { return new string(System.Linq.Enumerable.ToArray(ie)); }
    //static public string AsJoinedString<T>(this IEnumerable<T> ie, string st = " ") { return string.Join(st, ie); }
    static public void Main()
    {
        Console.OpenStandardInput().Read(buf, 0, 32);
        var n = Long();
        var p = Integer();
        var c = Integer();
        var a = new int[] { 2, 3, 5, 7, 11, 13 };
        var b = new int[] { 4, 6, 8, 9, 10, 12 };
        var max = 13 * p + 12 * c;
        const int w = 13 * 50 + 1;
        const int h = 12 * 50 + 1;
        const ulong mod = (long)1e9 + 7;
        var C = new ulong[max + 1];
        var A = new ulong[51 * (13 * 50 + 1)];
        var B = new ulong[51 * (12 * 50 + 1)];
        A[0] = B[0] = 1;
        for (int k = 0; k < 6; k++)
            for (int i = 0; i < 50; i++)
                for (int j = 0; j < w; j++)
                    if (A[i * w + j] > 0) A[(i + 1) * w + j + a[k]] += A[i * w + j];
        for (int k = 0; k < 6; k++)
            for (int i = 0; i < 50; i++)
                for (int j = 0; j < h; j++)
                    if (B[i * h + j] > 0) B[(i + 1) * h + j + b[k]] += B[i * h + j];
        for (int i = 0; i < w; i++) if (A[p * w + i] > 0)
                for (int j = 0; j < h; j++)
                    if (B[c * h + j] > 0) C[i + j] = ((C[i + j] + A[p * w + i] * B[c * h + j]) % mod);

        Polynomial.k = max;
        Polynomial.C = C;
        Polynomial.st = 2 * p + 4 * c;
        var res = (long)(Polynomial.Get(n + max - 1) % mod);
        if (10000000000 <= res) goto l10000000000;
        if (1000000000 <= res) goto l1000000000;
        if (100000000 <= res) goto l100000000;
        if (10000000 <= res) goto l10000000;
        if (1000000 <= res) goto l1000000;
        if (100000 <= res) goto l100000;
        if (10000 <= res) goto l10000;
        if (1000 <= res) goto l1000;
        if (100 <= res) goto l100;
        if (10 <= res) goto l10;
        goto l1;
    l10000000000:
        buf[wp++] = (byte)('0' + Math.DivRem(res, 10000000000, out res));
    l1000000000:
        buf[wp++] = (byte)('0' + Math.DivRem(res, 1000000000, out res));
    l100000000:
        buf[wp++] = (byte)('0' + Math.DivRem(res, 100000000, out res));
    l10000000:
        buf[wp++] = (byte)('0' + Math.DivRem(res, 10000000, out res));
    l1000000:
        buf[wp++] = (byte)('0' + Math.DivRem(res, 1000000, out res));
    l100000:
        buf[wp++] = (byte)('0' + Math.DivRem(res, 100000, out res));
    l10000:
        buf[wp++] = (byte)('0' + Math.DivRem(res, 10000, out res));
    l1000:
        buf[wp++] = (byte)('0' + Math.DivRem(res, 1000, out res));
    l100:
        buf[wp++] = (byte)('0' + Math.DivRem(res, 100, out res));
    l10:
        buf[wp++] = (byte)('0' + Math.DivRem(res, 10, out res));
    l1:
        buf[wp++] = (byte)('0' + res);
        buf[wp++] = (byte)'\n';
        Console.OpenStandardOutput().Write(buf, 0, wp);
    }
    static readonly byte[] buf = new byte[32];
    static int rp = 0;
    static int wp = 0;

    static public int Integer()
    {
        var ret = 0;
        const byte zr = 48, nn = 57;
        while (buf[rp] >= zr && buf[rp] <= nn)
            ret = ret * 10 + buf[rp++] - zr;
        rp++;
        return ret;
    }
    static public long Long()
    {
        long ret = 0;
        const byte zr = 48, nn = 57;
        while (buf[rp] >= zr && buf[rp] <= nn)
            ret = ret * 10 + buf[rp++] - zr;
        rp++;
        return ret;
    }
}
#endregion
#region Polynomial
static public class Polynomial
{
    const ulong mod = (ulong)1e9 + 7;
    static public int k;
    static public ulong[] C = new ulong[1251];
    static public int st;
    static readonly ulong[] p = new ulong[1250];
    static readonly ulong[] ret = new ulong[1250];
    static public ulong Get(long n)
    {
        p[1] = ret[0] = 1;
        var count = 0;
        if (k < 800)
        {
            for (; n > 0; n >>= 1)
            {
                if ((n & 1) == 1) multiply__();
                multiply_self_();
                //var now = sw.ElapsedMilliseconds; Program.IO.Printer.Out.WriteLine("{0} {1}", (n & 1), now - last); sum += now - last; last = now; cnt++;
            }
        }
        else
        {
            var t = 1;
            //long sum = 0; var cnt = 0; long last = 0; var sw = new System.Diagnostics.Stopwatch(); sw.Start();
            for (; n > 0 && count < 10; count++, n >>= 1)
            {
                if ((n & 1) == 1) multiply_simple(t);
                p[t << 1] = 1; p[t] = 0;
                t <<= 1;
                //var now = sw.ElapsedMilliseconds; Program.IO.Printer.Out.WriteLine("{0} {1}", (n & 1), now - last); sum += now - last; last = now; cnt++;
            }
            for (; n > 1; n >>= 1)
            {
                if ((n & 1) == 1) multiply();
                multiply_self();
                //var now = sw.ElapsedMilliseconds; Program.IO.Printer.Out.WriteLine("{0} {1}", (n & 1), now - last); sum += now - last; last = now; cnt++;
            }
            if (n == 1) multiply();
        }
        //sw.Stop(); Program.IO.Printer.Out.WriteLine("{0} {1}", 1.0 * sum / cnt, cnt);
        ulong ans = 0;
        for (int i = 0; i < k; i++)
            ans += ret[i];
        return ans;
    }
    static readonly ulong[] temp = new ulong[2500];
    static void multiply__()
    {
        Array.Clear(temp, 0, 2500);
        for (int i = 0; i < k; i++)
        {
            if (ret[i] == 0) continue;
            for (int j = 0; j < k; j++)
                temp[i + j] = (temp[i + j] + ret[i] * p[j]) % mod;
        }
        for (int i = (k << 1) - 1; i >= k; i--)
            for (int j = st; j <= k; j++)
                temp[i - j] = (temp[i - j] + temp[i] * C[j]) % mod;
        Buffer.BlockCopy(temp, 0, ret, 0, sizeof(ulong) * k);
    }
    static void multiply()
    {
        Array.Clear(temp, 0, 2500);
        for (int i = 0; i < k; i++)
        {
            if (ret[i] == 0) continue;
            for (int j = 0; j < k; j += 2)
            {
                temp[i + j] = (temp[i + j] + ret[i] * p[j]) % mod;
                temp[i + j + 1] = (temp[i + j + 1] + ret[i] * p[j + 1]) % mod;
            }
        }
        for (int i = (k << 1) - 1; i >= k; i--)
            for (int j = st; j <= k; j++)
                temp[i - j] = (temp[i - j] + temp[i] * C[j]) % mod;
        Buffer.BlockCopy(temp, 0, ret, 0, sizeof(ulong) * k);
    }
    static void multiply_simple(int t)
    {
        Array.Clear(temp, 0, 1250);
        for (int i = 0; i < k; i++)
        {
            if (ret[i] == 0) continue;
            temp[i + t] = temp[i + t] + ret[i] * p[t];
        }
        Buffer.BlockCopy(temp, 0, ret, 0, sizeof(ulong) * k);
    }
    static void multiply_self()
    {
        Array.Clear(temp, 0, 2500);
        for (int i = 0; i < k; i += 2)
        {
            for (int j = 0; j < k; j += 2)
            {
                temp[i + j] = (temp[i + j] + p[i] * p[j]) % mod;
                temp[i + j + 1] = (temp[i + j + 1] + p[i] * p[j + 1]);
            }
            for (int j = 0; j < k; j += 2)
            {
                temp[i + 1 + j] = (temp[i + 1 + j] + p[i + 1] * p[j]) % mod;
                temp[i + j + 2] = (temp[i + j + 2] + p[i + 1] * p[j + 1]) % mod;
            }

        }
        for (int i = (k << 1) - 1; i >= k; i--)
        {
            for (var j = st; j <= k; j++)
                temp[i - j] = (temp[i - j] + temp[i] * C[j]) % mod;
        }
        Buffer.BlockCopy(temp, 0, p, 0, sizeof(ulong) * k);
    }
    static void multiply_self_()
    {
        Array.Clear(temp, 0, 2500);
        for (int i = 0; i < k; i++)
        {
            for (int j = 0; j < k; j++)
                temp[i + j] = (temp[i + j] + p[i] * p[j]) % mod;
        }
        for (int i = (k << 1) - 1; i >= k; i--)
        {
            for (var j = st; j <= k; j++)
                temp[i - j] = (temp[i - j] + temp[i] * C[j]) % mod;
        }
        Buffer.BlockCopy(temp, 0, p, 0, sizeof(ulong) * k);
    }
}

#endregion
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