結果
問題 | No.639 An Ordinary Sequence |
ユーザー |
![]() |
提出日時 | 2018-01-26 22:37:31 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 27 ms / 1,000 ms |
コード長 | 9,280 bytes |
コンパイル時間 | 1,360 ms |
コンパイル使用メモリ | 125,292 KB |
実行使用メモリ | 26,416 KB |
最終ジャッジ日時 | 2025-01-02 02:04:44 |
合計ジャッジ時間 | 2,364 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 17 |
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
using System;using System.Collections;using System.Collections.Generic;using System.Diagnostics;using System.IO;using System.Linq;using System.Numerics;using System.Runtime.CompilerServices;using System.Text;using static System.Convert;using static System.Math;using static Extensions;using static MathExtensions;public static class Program{public static void Solve(){var memo = new Dictionary<long, long> { [0] = 1 };long TermAt(long i){if (memo.ContainsKey(i)) return memo[i];return memo[i] = TermAt(i / 3) + TermAt(i / 5);}var n = L;Console.WriteLine(TermAt(n));}#region Scannersstatic TextScanner _ts;static char C => char.Parse(_ts.Next());static string S => _ts.Next();static int I => int.Parse(_ts.Next());static long L => long.Parse(_ts.Next());static BigInteger B => BigInteger.Parse(_ts.Next());static double D => double.Parse(_ts.Next());static decimal M => decimal.Parse(_ts.Next());#endregionpublic static void Main(){var sw = new StreamWriter(Console.OpenStandardOutput());sw.NewLine = "\n";#if DEBUGsw.AutoFlush = true;#elsesw.AutoFlush = false;#endifConsole.SetOut(sw);_ts = new TextScanner(Console.In);Solve();Console.Out.Flush();}}public static partial class Extensions{}#region Library#pragma warning disablepublic class TextScanner{private readonly TextReader _tr;public TextScanner(TextReader tr){_tr = tr;}public string Next(){var sb = new StringBuilder();int i;do{i = _tr.Read();if (i == -1) throw new EndOfStreamException();}while (char.IsWhiteSpace((char)i));while (i != -1 && !char.IsWhiteSpace((char)i)){sb.Append((char)i);i = _tr.Read();}return sb.ToString();}}[DebuggerStepThrough]public static partial class Extensions{[MethodImpl(MethodImplOptions.AggressiveInlining)]public static void Assert(bool condition){if (!condition) throw new Exception("Assertion failed");}public static string AsString(this IEnumerable<char> source) => new string(source.ToArray());public static Dictionary<T, int> Bucket<T>(this IEnumerable<T> source) where T : IEquatable<T>{var dict = new Dictionary<T, int>();foreach (var item in source) if (dict.ContainsKey(item)) dict[item]++; else dict[item] = 1;return dict;}public static int[] Bucket<T>(this IEnumerable<T> source, int maxValue, Func<T, int> selector){var arr = new int[maxValue + 1];foreach (var item in source) arr[selector(item)]++;return arr;}public static IEnumerable<int> CumSum(this IEnumerable<int> source){var sum = 0;foreach (var item in source) yield return sum += item;}public static IEnumerable<long> CumSum(this IEnumerable<long> source){var sum = 0L;foreach (var item in source) yield return sum += item;}public static void Exit(int exitCode){Console.Out.Flush();Environment.Exit(exitCode);}[MethodImpl(MethodImplOptions.AggressiveInlining)]public static void ForEach<T>(this IEnumerable<T> source, Action<T> action){foreach (var item in source) action(item);}[MethodImpl(MethodImplOptions.AggressiveInlining)]public static void ForEach<T, _>(this IEnumerable<T> source, Func<T, _> func){foreach (var item in source) func(item);}[MethodImpl(MethodImplOptions.AggressiveInlining)]public static void ForEach<T>(this IEnumerable<T> source, Action<T, int> action){var i = 0;foreach (var item in source) action(item, i++);}[MethodImpl(MethodImplOptions.AggressiveInlining)]public static void ForEach<T, _>(this IEnumerable<T> source, Func<T, int, _> func){var i = 0;foreach (var item in source) func(item, i++);}[MethodImpl(MethodImplOptions.AggressiveInlining)]public static void Repeat(int count, Action action){for (var i = 0; i < count; i++) action();}[MethodImpl(MethodImplOptions.AggressiveInlining)]public static void Repeat(int count, Action<int> action){for (var i = 0; i < count; i++) action(i);}public static IEnumerable<T> Repeat<T>(int count, Func<T> func){for (var i = 0; i < count; i++) yield return func();}public static IEnumerable<T> Repeat<T>(int count, Func<int, T> func){for (var i = 0; i < count; i++) yield return func(i);}public static void Swap<T>(ref T x, ref T y){var tmp = x; x = y; y = tmp;}public static (T1[], T2[]) Unzip<T1, T2>(this ICollection<(T1, T2)> source){var ts1 = new T1[source.Count];var ts2 = new T2[source.Count];var i = 0;foreach (var (t1, t2) in source) { ts1[i] = t1; ts2[i] = t2; i++; }return (ts1, ts2);}public static (T1[], T2[], T3[]) Unzip<T1, T2, T3>(this ICollection<(T1, T2, T3)> source){var ts1 = new T1[source.Count];var ts2 = new T2[source.Count];var ts3 = new T3[source.Count];var i = 0;foreach (var (t1, t2, t3) in source) { ts1[i] = t1; ts2[i] = t2; ts3[i] = t3; i++; }return (ts1, ts2, ts3);}public static (T1[], T2[], T3[], T4[]) Unzip<T1, T2, T3, T4>(this ICollection<(T1, T2, T3, T4)> source){var ts1 = new T1[source.Count];var ts2 = new T2[source.Count];var ts3 = new T3[source.Count];var ts4 = new T4[source.Count];var i = 0;foreach (var (t1, t2, t3, t4) in source) { ts1[i] = t1; ts2[i] = t2; ts3[i] = t3; ts4[i] = t4; i++; }return (ts1, ts2, ts3, ts4);}public static IEnumerable<T> Zip<T1, T2, T3, T>(this IEnumerable<T1> first, IEnumerable<T2> second, IEnumerable<T3> thrid, Func<T1, T2, T3, T>resultSelector){using (var e1 = first.GetEnumerator())using (var e2 = second.GetEnumerator())using (var e3 = thrid.GetEnumerator()){while (e1.MoveNext() && e2.MoveNext() && e3.MoveNext())yield return resultSelector(e1.Current, e2.Current, e3.Current);}}public static IEnumerable<T> Zip<T1, T2, T3, T4, T>(this IEnumerable<T1> first, IEnumerable<T2> second, IEnumerable<T3> thrid, IEnumerable<T4>fourth, Func<T1, T2, T3, T4, T> resultSelector){using (var e1 = first.GetEnumerator())using (var e2 = second.GetEnumerator())using (var e3 = thrid.GetEnumerator())using (var e4 = fourth.GetEnumerator()){while (e1.MoveNext() && e2.MoveNext() && e3.MoveNext() && e4.MoveNext())yield return resultSelector(e1.Current, e2.Current, e3.Current, e4.Current);}}}[DebuggerStepThrough]public static class MathExtensions{public static int DivCeil(int left, int right)=> left / right + (left % right == 0 ? 0 : 1);public static long DivCeil(long left, long right)=> left / right + (left % right == 0L ? 0L : 1L);public static int Gcd(int left, int right){int r;while ((r = left % right) != 0) { left = right; right = r; }return right;}public static long Gcd(long left, long right){long r;while ((r = left % right) != 0L) { left = right; right = r; }return right;}public static BigInteger Gcd(BigInteger left, BigInteger right)=> BigInteger.GreatestCommonDivisor(left, right);public static int HighestOneBit(int x){x |= x >> 01;x |= x >> 02;x |= x >> 04;x |= x >> 08;x |= x >> 16;return x - (x >> 1);}public static long HighestOneBit(long x){x |= x >> 01;x |= x >> 02;x |= x >> 04;x |= x >> 08;x |= x >> 16;x |= x >> 32;return x - (x >> 1);}public static int Lcm(int left, int right) => left / Gcd(left, right) * right;public static long Lcm(long left, long right) => left / Gcd(left, right) * right;public static BigInteger Lcm(BigInteger left, BigInteger right)=> left / Gcd(left, right) * right;public static int Pow(int value, int exponent){var r = 1;while (exponent > 0){if ((exponent & 1) == 1) r *= value;value *= value;exponent >>= 1;}return r;}public static long Pow(long value, int exponent){var r = 1L;while (exponent > 0){if ((exponent & 1) == 1) r *= value;value *= value;exponent >>= 1;}return r;}public static long Fact(int value){var r = 1L;for (var i = 2; i <= value; i++) r *= i;return r;}}#pragma warning restore#endregion