結果
問題 | No.375 立方体のN等分 (1) |
ユーザー | eitaho |
提出日時 | 2016-06-04 23:34:36 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 345 ms / 5,000 ms |
コード長 | 3,964 bytes |
コンパイル時間 | 2,317 ms |
コンパイル使用メモリ | 111,488 KB |
実行使用メモリ | 39,808 KB |
最終ジャッジ日時 | 2024-10-11 20:50:38 |
合計ジャッジ時間 | 5,089 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
(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 | 28 ms
18,944 KB |
testcase_01 | AC | 28 ms
18,688 KB |
testcase_02 | AC | 34 ms
20,096 KB |
testcase_03 | AC | 29 ms
18,944 KB |
testcase_04 | AC | 29 ms
18,816 KB |
testcase_05 | AC | 28 ms
19,072 KB |
testcase_06 | AC | 29 ms
18,944 KB |
testcase_07 | AC | 29 ms
19,072 KB |
testcase_08 | AC | 54 ms
23,032 KB |
testcase_09 | AC | 29 ms
18,944 KB |
testcase_10 | AC | 29 ms
18,944 KB |
testcase_11 | AC | 29 ms
18,944 KB |
testcase_12 | AC | 29 ms
18,944 KB |
testcase_13 | AC | 27 ms
19,072 KB |
testcase_14 | AC | 93 ms
26,368 KB |
testcase_15 | AC | 29 ms
19,200 KB |
testcase_16 | AC | 29 ms
18,944 KB |
testcase_17 | AC | 187 ms
32,000 KB |
testcase_18 | AC | 95 ms
26,112 KB |
testcase_19 | AC | 29 ms
18,816 KB |
testcase_20 | AC | 30 ms
18,944 KB |
testcase_21 | AC | 29 ms
18,688 KB |
testcase_22 | AC | 345 ms
39,808 KB |
testcase_23 | AC | 29 ms
18,944 KB |
testcase_24 | AC | 29 ms
19,072 KB |
testcase_25 | AC | 33 ms
19,712 KB |
testcase_26 | AC | 31 ms
19,072 KB |
testcase_27 | AC | 29 ms
18,944 KB |
testcase_28 | AC | 30 ms
18,944 KB |
testcase_29 | AC | 31 ms
18,816 KB |
testcase_30 | AC | 31 ms
19,072 KB |
testcase_31 | AC | 30 ms
18,944 KB |
testcase_32 | AC | 32 ms
18,944 KB |
testcase_33 | AC | 30 ms
18,944 KB |
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.IO; using System.Linq; using System.Text; using System.Text.RegularExpressions; using System.Collections.Generic; using System.Diagnostics; using System.Numerics; using Enu = System.Linq.Enumerable; public class Program { long ans; long[] primes; int[] num; long[] mult = { 1, 1, 1 }; public void Solve() { long N = Reader.Long(); ans = N - 1; var factors = Factorization(N); primes = factors.Keys.ToArray(); num = factors.Values.ToArray(); Rec(0, 0); Console.WriteLine(ans + " " + (N - 1)); Console.ReadLine(); } void Rec(int who, long sum) { if (who == 2) { long mult = 1; for (int i = 0; i < primes.Length; i++) for (int c = 0; c < num[i]; c++) mult *= primes[i]; sum += mult - 1; if (sum < ans) ans = sum; return; } var cand = new List<int[]>(); Select(0, new int[primes.Length], cand); foreach (var c in cand) { long mult = 1; for (int i = 0; i < primes.Length; i++) { num[i] -= c[i]; for (int t = 0; t < c[i]; t++) mult *= primes[i]; } Rec(who + 1, sum + mult - 1); for (int i = 0; i < primes.Length; i++) num[i] += c[i]; } } void Select(int i, int[] curr, List<int[]> cand) { if (i == primes.Length) { int[] copy = new int[curr.Length]; Array.Copy(curr, copy, curr.Length); cand.Add(copy); return; } for (int c = 0; c <= num[i]; c++) { curr[i] = c; Select(i + 1, curr, cand); } } static Dictionary<long, int> Factorization(long n) { var dic = new Dictionary<long, int>(); for (long i = 2; i * i <= n; i++) while (n % i == 0) { n /= i; if (!dic.ContainsKey(i)) dic[i] = 1; else dic[i]++; } if (n > 1) dic[n] = 1; return dic; } } class Entry { static void Main() { new Program().Solve(); } } class Reader { static TextReader reader = Console.In; static readonly char[] separator = { ' ' }; static readonly StringSplitOptions op = StringSplitOptions.RemoveEmptyEntries; static string[] A = new string[0]; static int i; static void Init() { A = new string[0]; } public static void Set(TextReader r) { reader = r; Init(); } public static void Set(string file) { reader = new StreamReader(file); Init(); } public static bool HasNext() { return CheckNext(); } public static string String() { return Next(); } public static int Int() { return int.Parse(Next()); } public static long Long() { return long.Parse(Next()); } public static double Double() { return double.Parse(Next()); } public static int[] IntLine() { return Array.ConvertAll(Split(Line()), int.Parse); } public static int[] IntArray(int N) { return Range(N, Int); } public static int[][] IntTable(int H) { return Range(H, IntLine); } public static string[] StringArray(int N) { return Range(N, Next); } public static string[][] StringTable(int N) { return Range(N, () => Split(Line())); } public static string Line() { return reader.ReadLine().Trim(); } static T[] Range<T>(int N, Func<T> f) { return Enu.Range(0, N).Select(i => f()).ToArray(); } static string[] Split(string s) { return s.Split(separator, op); } static string Next() { CheckNext(); return A[i++]; } static bool CheckNext() { if (i < A.Length) return true; string line = reader.ReadLine(); if (line == null) return false; if (line == "") return CheckNext(); A = Split(line); i = 0; return true; } }