結果
問題 | No.136 Yet Another GCD Problem |
ユーザー | くれちー |
提出日時 | 2017-08-22 20:32:45 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 64 ms / 5,000 ms |
コード長 | 2,810 bytes |
コンパイル時間 | 2,508 ms |
コンパイル使用メモリ | 109,732 KB |
実行使用メモリ | 23,696 KB |
最終ジャッジ日時 | 2023-08-05 06:42:42 |
合計ジャッジ時間 | 7,139 ms |
ジャッジサーバーID (参考情報) |
judge14 / judge13 |
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 | 61 ms
21,532 KB |
testcase_01 | AC | 63 ms
21,468 KB |
testcase_02 | AC | 61 ms
21,524 KB |
testcase_03 | AC | 60 ms
21,576 KB |
testcase_04 | AC | 60 ms
21,740 KB |
testcase_05 | AC | 61 ms
21,520 KB |
testcase_06 | AC | 61 ms
21,676 KB |
testcase_07 | AC | 61 ms
23,696 KB |
testcase_08 | AC | 61 ms
21,612 KB |
testcase_09 | AC | 61 ms
23,580 KB |
testcase_10 | AC | 61 ms
23,616 KB |
testcase_11 | AC | 61 ms
23,640 KB |
testcase_12 | AC | 62 ms
21,620 KB |
testcase_13 | AC | 61 ms
21,596 KB |
testcase_14 | AC | 62 ms
21,636 KB |
testcase_15 | AC | 62 ms
19,588 KB |
testcase_16 | AC | 63 ms
23,640 KB |
testcase_17 | AC | 62 ms
23,588 KB |
testcase_18 | AC | 62 ms
21,732 KB |
testcase_19 | AC | 62 ms
21,672 KB |
testcase_20 | AC | 62 ms
21,600 KB |
testcase_21 | AC | 61 ms
21,620 KB |
testcase_22 | AC | 63 ms
23,644 KB |
testcase_23 | AC | 63 ms
21,536 KB |
testcase_24 | AC | 63 ms
19,536 KB |
testcase_25 | AC | 64 ms
23,588 KB |
testcase_26 | AC | 64 ms
23,604 KB |
testcase_27 | AC | 63 ms
23,632 KB |
testcase_28 | AC | 63 ms
21,672 KB |
testcase_29 | AC | 61 ms
21,576 KB |
testcase_30 | AC | 62 ms
21,520 KB |
testcase_31 | AC | 60 ms
21,580 KB |
testcase_32 | AC | 61 ms
23,656 KB |
testcase_33 | AC | 60 ms
21,516 KB |
testcase_34 | AC | 62 ms
23,572 KB |
testcase_35 | AC | 62 ms
23,512 KB |
testcase_36 | AC | 60 ms
21,596 KB |
testcase_37 | AC | 60 ms
21,776 KB |
testcase_38 | AC | 60 ms
21,516 KB |
testcase_39 | AC | 60 ms
23,504 KB |
testcase_40 | AC | 61 ms
21,540 KB |
testcase_41 | AC | 61 ms
21,452 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.Collections.Generic; using System.IO; using System.Linq; using System.Numerics; using System.Text; using static System.Console; using static System.Convert; using static System.Math; using static Extentions; class IO { int idx; string[] input = In.ReadToEnd().Split(new[] { " ", "\n", "\r" }, StringSplitOptions.RemoveEmptyEntries); T Get<T>(Func<string, T> parser) => parser(input[idx++]); public string S => Get(s => s); public char C => Get(char.Parse); public int I => Get(int.Parse); public long L => Get(long.Parse); public double F => Get(double.Parse); public decimal D => Get(decimal.Parse); public BigInteger B => Get(BigInteger.Parse); T[] Gets<T>(int n, Func<string, T> parser) => input.Skip((idx += n) - n).Take(n).Select(parser).ToArray(); public string[] Ss(int n) => Gets(n, s => s); public char[] Cs(int n) => Gets(n, char.Parse); public int[] Is(int n) => Gets(n, int.Parse); public long[] Ls(int n) => Gets(n, long.Parse); public double[] Fs(int n) => Gets(n, double.Parse); public decimal[] Ds(int n) => Gets(n, decimal.Parse); public BigInteger[] Bs(int n) => Gets(n, BigInteger.Parse); public void Write<T>(params T[] xs) => WriteLine(string.Join(" ", xs)); public void Write(params object[] xs) => WriteLine(string.Join(" ", xs)); } #region Library static class Extentions { public static int[] Primes(int n) { if (n < 2) return Array.Empty<int>(); var flgs = new bool[n + 1]; for (var i = 3; i * i < n; i += 2) if (!flgs[i]) for (var j = i * i; j <= n; j += i) flgs[j] = true; var list = new List<int>() { 2 }; for (var i = 3; i <= n; i += 2) if (!flgs[i]) list.Add(i); return list.ToArray(); } public static int[] Factors(int x) { var list = new List<int>(); foreach (var p in Primes((int)Sqrt(x))) { while (true) { int r; var q = DivRem(x, p, out r); if (r > 0) break; list.Add(p); x = q; } } if (x > 1) list.Add(x); return list.ToArray(); } public static int Product(this IEnumerable<int> seq) => seq.Aggregate(1, (a, x) => a * x); } #endregion static class Program { public static void Main() { var sw = new StreamWriter(OpenStandardOutput()) { NewLine = "\n" }; #if DEBUG sw.AutoFlush = true; #else sw.AutoFlush = false; #endif SetOut(sw); Solve(new IO()); Out.Flush(); } static void Solve(IO io) { var n = io.I; var k = io.I; var fs = Factors(n); var ans = fs.Product() / fs.Min(); io.Write(ans); } }