結果
問題 | No.152 貯金箱の消失 |
ユーザー |
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提出日時 | 2015-04-09 14:34:28 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 74 ms / 5,000 ms |
コード長 | 3,951 bytes |
コンパイル時間 | 3,532 ms |
コンパイル使用メモリ | 116,208 KB |
実行使用メモリ | 17,792 KB |
最終ジャッジ日時 | 2024-07-04 13:25:08 |
合計ジャッジ時間 | 4,606 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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ファイルパターン | 結果 |
---|---|
other | AC * 12 |
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.Diagnostics;using System.Collections.Generic;using System.Linq;using Enu = System.Linq.Enumerable;class Solution {int L;void calc() {L = ri();L /= 4;int ans = 0;for (int m = 1; m * m < L; m++) {for (int n = 1; n < m; n++) {if (gcd(n, m) != 1 || (m - n) % 2 == 0) continue;if (2 * m * (m + n) <= L) ans++;else break;}}Console.WriteLine(ans);}public long gcd(long a, long b) {if (b == 0) return a;return gcd(b, a % b);}static void Main(string[] args) {new Solution().calc();}#regionstatic 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;}}