Submission #4358036
Source Code Expand
using System; using System.Collections.Generic; namespace Practice { class Program { static void Main(string[] args) { Solve(); } private const int MOD = 1000000007; private struct Vec { public int x; public int y; public Vec(int x, int y) { this.x = x; this.y = y; } } static void Solve() { var o = ReadAndParseIntArr(); var a = new Vec(o[0],o[1]); var b = new Vec(o[2], o[3]); var c = new Vec(o[4], o[5]); b.x -= a.x; b.y -= a.y; c.x -= a.x; c.y -= a.y; a.x = 0; a.y = 0; var ans = Math.Abs(b.x * c.y - b.y * c.x) / 2f; Console.WriteLine(ans); } #region よく使う便利関数 private static bool isPrime(long x) { if (x == 2) { return true; } if (x < 2 || x % 2 == 0) { return false; } long i = 3; while (i * i <= x) { if (x % i == 0) { return false; } i = i + 2; } return true; } private static long lcm(long x, long y) { return x / gcd(x, y) * y; } private static long gcd(long x, long y) { return y > 0 ? gcd(y, x % y) : x; } private static long pow(long x, long n) { if (n == 0) { return 1; } long res = pow(x * x % MOD, n / 2); if (n % 2 == 1) { res = res * x % MOD; } return res; } private static int ReadAndParseInt() { return int.Parse(Console.ReadLine()); } private static int[] ReadAndParseIntArr() { return Array.ConvertAll(Console.ReadLine().Split(' '), int.Parse); } private static long ReadAndParseLong() { return long.Parse(Console.ReadLine()); } private static long[] ReadAndParseLongArr() { return Array.ConvertAll(Console.ReadLine().Split(' '), long.Parse); } /// <summary> /// 指定した値以上の先頭のインデクスを返す /// </summary> /// <typeparam name="T">比較する値の型</typeparam> /// <param name="arr">対象の配列(※ソート済みであること)</param> /// <param name="start">開始インデクス [inclusive]</param> /// <param name="end">終了インデクス [exclusive]</param> /// <param name="value">検索する値</param> /// <param name="comparer">比較関数(インターフェイス)</param> /// <returns>指定した値以上の先頭のインデクス</returns> public static int LowerBound<T>(IReadOnlyList<T> arr, int start, int end, T value, IComparer<T> comparer) { int low = start; int high = end; int mid; while (low < high) { mid = ((high - low) >> 1) + low; if (comparer.Compare(arr[mid], value) < 0) low = mid + 1; else high = mid; } return low; } //引数省略のオーバーロード public static int LowerBound<T>(IReadOnlyList<T> arr, T value) where T : IComparable { return LowerBound(arr, 0, arr.Count, value, Comparer<T>.Default); } /// <summary> /// 指定した値より大きい先頭のインデクスを返す /// </summary> /// <typeparam name="T">比較する値の型</typeparam> /// <param name="arr">対象の配列(※ソート済みであること)</param> /// <param name="start">開始インデクス [inclusive]</param> /// <param name="end">終了インデクス [exclusive]</param> /// <param name="value">検索する値</param> /// <param name="comparer">比較関数(インターフェイス)</param> /// <returns>指定した値より大きい先頭のインデクス</returns> public static int UpperBound<T>(IReadOnlyList<T> arr, int start, int end, T value, IComparer<T> comparer) { int low = start; int high = end; int mid; while (low < high) { mid = ((high - low) >> 1) + low; if (comparer.Compare(arr[mid], value) <= 0) low = mid + 1; else high = mid; } return low; } //引数省略のオーバーロード public static int UpperBound<T>(IReadOnlyList<T> arr, T value) { return UpperBound(arr, 0, arr.Count, value, Comparer<T>.Default); } #endregion } }
Submission Info
Submission Time | |
---|---|
Task | C - 直訴 |
User | masakam1 |
Language | C# (Mono 4.6.2.0) |
Score | 0 |
Code Size | 5203 Byte |
Status | WA |
Exec Time | 25 ms |
Memory | 13140 KB |
Judge Result
Set Name | all | ||||
---|---|---|---|---|---|
Score / Max Score | 0 / 100 | ||||
Status |
|
Set Name | Test Cases |
---|---|
all | 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt, test_21.txt, test_22.txt, test_23.txt, test_24.txt, test_25.txt, test_26.txt, test_27.txt, test_28.txt, test_29.txt, test_30.txt, test_31.txt, test_32.txt, test_33.txt, test_34.txt, test_35.txt, test_36.txt, test_37.txt, test_38.txt, test_39.txt, test_40.txt, test_41.txt, test_42.txt, test_43.txt, test_44.txt, test_45.txt, test_46.txt, test_47.txt, test_48.txt, test_49.txt, test_50.txt, test_51.txt, test_52.txt, test_53.txt, test_54.txt, test_55.txt, test_56.txt, test_57.txt, test_58.txt, test_59.txt, test_60.txt, test_61.txt, test_62.txt, test_63.txt, test_64.txt, test_65.txt, test_66.txt, test_67.txt, test_68.txt, test_69.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00_sample_01.txt | AC | 24 ms | 11220 KB |
00_sample_02.txt | AC | 24 ms | 11092 KB |
00_sample_03.txt | AC | 23 ms | 9044 KB |
test_01.txt | AC | 24 ms | 9044 KB |
test_02.txt | WA | 24 ms | 11092 KB |
test_03.txt | AC | 24 ms | 9044 KB |
test_04.txt | AC | 24 ms | 9044 KB |
test_05.txt | AC | 23 ms | 9044 KB |
test_06.txt | AC | 23 ms | 9044 KB |
test_07.txt | AC | 23 ms | 9044 KB |
test_08.txt | AC | 24 ms | 11092 KB |
test_09.txt | AC | 24 ms | 11092 KB |
test_10.txt | AC | 23 ms | 9044 KB |
test_11.txt | AC | 24 ms | 11220 KB |
test_12.txt | AC | 24 ms | 11092 KB |
test_13.txt | AC | 23 ms | 9044 KB |
test_14.txt | AC | 25 ms | 13140 KB |
test_15.txt | AC | 23 ms | 9044 KB |
test_16.txt | AC | 24 ms | 13140 KB |
test_17.txt | AC | 24 ms | 11092 KB |
test_18.txt | AC | 23 ms | 9044 KB |
test_19.txt | AC | 24 ms | 11092 KB |
test_20.txt | AC | 24 ms | 11092 KB |
test_21.txt | AC | 23 ms | 9044 KB |
test_22.txt | AC | 23 ms | 9044 KB |
test_23.txt | AC | 23 ms | 9044 KB |
test_24.txt | AC | 23 ms | 9044 KB |
test_25.txt | AC | 23 ms | 9044 KB |
test_26.txt | AC | 23 ms | 9044 KB |
test_27.txt | AC | 23 ms | 9044 KB |
test_28.txt | AC | 24 ms | 11092 KB |
test_29.txt | AC | 23 ms | 9044 KB |
test_30.txt | AC | 24 ms | 11092 KB |
test_31.txt | AC | 24 ms | 9044 KB |
test_32.txt | AC | 24 ms | 9044 KB |
test_33.txt | AC | 24 ms | 11092 KB |
test_34.txt | AC | 24 ms | 11092 KB |
test_35.txt | AC | 23 ms | 9044 KB |
test_36.txt | AC | 24 ms | 11092 KB |
test_37.txt | AC | 24 ms | 11092 KB |
test_38.txt | AC | 24 ms | 11092 KB |
test_39.txt | AC | 24 ms | 11092 KB |
test_40.txt | AC | 24 ms | 11092 KB |
test_41.txt | AC | 23 ms | 9044 KB |
test_42.txt | AC | 24 ms | 9044 KB |
test_43.txt | AC | 23 ms | 9044 KB |
test_44.txt | AC | 24 ms | 11092 KB |
test_45.txt | AC | 24 ms | 11092 KB |
test_46.txt | AC | 23 ms | 9044 KB |
test_47.txt | AC | 23 ms | 9044 KB |
test_48.txt | AC | 23 ms | 9044 KB |
test_49.txt | AC | 24 ms | 11092 KB |
test_50.txt | AC | 23 ms | 9044 KB |
test_51.txt | AC | 23 ms | 9172 KB |
test_52.txt | AC | 24 ms | 11092 KB |
test_53.txt | AC | 23 ms | 9044 KB |
test_54.txt | AC | 24 ms | 11092 KB |
test_55.txt | AC | 24 ms | 11220 KB |
test_56.txt | AC | 24 ms | 11092 KB |
test_57.txt | AC | 23 ms | 9044 KB |
test_58.txt | AC | 24 ms | 11092 KB |
test_59.txt | AC | 23 ms | 9044 KB |
test_60.txt | AC | 24 ms | 9044 KB |
test_61.txt | AC | 23 ms | 9044 KB |
test_62.txt | AC | 24 ms | 11092 KB |
test_63.txt | AC | 24 ms | 11092 KB |
test_64.txt | AC | 24 ms | 11092 KB |
test_65.txt | AC | 23 ms | 9044 KB |
test_66.txt | AC | 24 ms | 11092 KB |
test_67.txt | AC | 24 ms | 11092 KB |
test_68.txt | AC | 23 ms | 9044 KB |
test_69.txt | AC | 23 ms | 9044 KB |