結果
問題 | No.550 夏休みの思い出(1) |
ユーザー |
|
提出日時 | 2017-07-29 00:00:22 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 42 ms / 2,000 ms |
コード長 | 4,218 bytes |
コンパイル時間 | 943 ms |
コンパイル使用メモリ | 113,008 KB |
実行使用メモリ | 28,988 KB |
最終ジャッジ日時 | 2024-10-11 05:33:30 |
合計ジャッジ時間 | 4,756 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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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 | 41 ms
26,684 KB |
testcase_01 | AC | 41 ms
26,524 KB |
testcase_02 | AC | 41 ms
26,648 KB |
testcase_03 | AC | 42 ms
27,040 KB |
testcase_04 | AC | 41 ms
26,776 KB |
testcase_05 | AC | 40 ms
24,628 KB |
testcase_06 | AC | 41 ms
26,672 KB |
testcase_07 | AC | 41 ms
26,908 KB |
testcase_08 | AC | 40 ms
24,756 KB |
testcase_09 | AC | 41 ms
26,936 KB |
testcase_10 | AC | 41 ms
26,544 KB |
testcase_11 | AC | 40 ms
26,780 KB |
testcase_12 | AC | 41 ms
28,860 KB |
testcase_13 | AC | 41 ms
26,772 KB |
testcase_14 | AC | 41 ms
26,908 KB |
testcase_15 | AC | 41 ms
24,888 KB |
testcase_16 | AC | 41 ms
28,732 KB |
testcase_17 | AC | 41 ms
28,988 KB |
testcase_18 | AC | 40 ms
24,752 KB |
testcase_19 | AC | 41 ms
26,780 KB |
testcase_20 | AC | 41 ms
26,780 KB |
testcase_21 | AC | 40 ms
26,528 KB |
testcase_22 | AC | 41 ms
26,928 KB |
testcase_23 | AC | 41 ms
27,036 KB |
testcase_24 | AC | 41 ms
28,692 KB |
testcase_25 | AC | 41 ms
26,960 KB |
testcase_26 | AC | 41 ms
28,740 KB |
testcase_27 | AC | 41 ms
26,780 KB |
testcase_28 | AC | 41 ms
26,652 KB |
testcase_29 | AC | 41 ms
26,544 KB |
testcase_30 | AC | 42 ms
28,856 KB |
testcase_31 | AC | 41 ms
27,056 KB |
testcase_32 | AC | 42 ms
26,816 KB |
testcase_33 | AC | 41 ms
26,700 KB |
testcase_34 | AC | 42 ms
28,860 KB |
testcase_35 | AC | 40 ms
26,692 KB |
testcase_36 | AC | 41 ms
26,560 KB |
testcase_37 | AC | 41 ms
26,784 KB |
testcase_38 | AC | 40 ms
28,864 KB |
testcase_39 | AC | 41 ms
26,776 KB |
testcase_40 | AC | 41 ms
28,824 KB |
testcase_41 | AC | 41 ms
26,652 KB |
testcase_42 | AC | 42 ms
26,784 KB |
testcase_43 | AC | 42 ms
26,840 KB |
testcase_44 | AC | 41 ms
26,964 KB |
testcase_45 | AC | 41 ms
26,672 KB |
testcase_46 | AC | 40 ms
26,780 KB |
testcase_47 | AC | 41 ms
26,904 KB |
testcase_48 | AC | 41 ms
28,880 KB |
testcase_49 | AC | 41 ms
26,780 KB |
testcase_50 | AC | 41 ms
26,392 KB |
testcase_51 | AC | 41 ms
26,924 KB |
testcase_52 | AC | 40 ms
26,928 KB |
testcase_53 | AC | 41 ms
28,824 KB |
testcase_54 | AC | 41 ms
26,908 KB |
testcase_55 | AC | 40 ms
26,524 KB |
testcase_56 | AC | 41 ms
27,164 KB |
testcase_57 | AC | 41 ms
28,604 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.Linq; using System.IO; using System.Globalization; using System.Diagnostics; using static System.Console; using Pair = System.Collections.Generic.KeyValuePair<int, int>; using System.Numerics; class Program { static void Main() { //SetOut(new StreamWriter(OpenStandardOutput()) { AutoFlush = false }); new Program().Solve(); Out.Flush(); } Scanner cin = new Scanner(); Random rnd = new Random(); Stopwatch sw = new Stopwatch(); readonly int[] dd = { 0, 1, 0, -1, 0 }; readonly int mod = 1000000007; readonly string alfa = "abcdefghijklmnopqrstuvwxyz"; BigInteger calc(BigInteger x) { return -A * x * x - B * x - x * x * x - C; } BigInteger A, B, C; BigInteger calc2(BigInteger x) { return -A * x * x - B * x - C; } void Solve() { A = cin.Nextlong; B = cin.Nextlong; C = cin.Nextlong; int l = -1000000000; int r = 1000000000; var cl = calc(l); var cr = calc(r); while ((cl > 0 && cr > 0) || (cl < 0 && cr < 0)) { r -= 1000; cr = calc(r); if ((cl > 0 && cr > 0) || (cl < 0 && cr < 0)) { l += 1000; cl = calc(l); } } //WriteLine(l + " " + r); //WriteLine(cl + " " + cr); BigInteger X; while (true) { int mid = (l + r) / 2; var cmid = calc(mid); //WriteLine(l + " " + r + " " + mid + " " + cmid); if (cmid == 0) { X = mid; break; } if (cmid > 0) { if (cl > 0) { cl = cmid; l = mid; } else { cr = cmid; r = mid; } } else { if (cl < 0) { cl = cmid; l = mid; } else { cr = cmid; r = mid; } } } var ans = new BigInteger[3]; ans[0] = X; //WriteLine(X); BigInteger a, b, c; a = 1; b = a * X + A; c = b * X + B; if (c == 0) { ans[2] = 0; ans[3] = -b / a; Array.Sort(ans); WriteLine(string.Join(" ", ans)); return; } long min = 0; long max = long.MaxValue; long m = -1; BigInteger D = b * b - 4 * c; while (min < max) { m = (max - min) / 2 + min; if ((BigInteger)m * m == D) { break; } else if ((BigInteger)m * m > D) { max = m; } else { min = m; } } ans[1] = (-b + m) / 2; ans[2] = (-b - m) / 2; Array.Sort(ans); WriteLine(string.Join(" ", ans)); } } class Scanner { string[] s; int i; char[] cs = new char[] { ' ' }; public Scanner() { s = new string[0]; i = 0; } public string[] Scan { get { return ReadLine().Split(); } } public int[] Scanint { get { return Array.ConvertAll(Scan, int.Parse); } } public long[] Scanlong { get { return Array.ConvertAll(Scan, long.Parse); } } public double[] Scandouble { get { return Array.ConvertAll(Scan, double.Parse); } } public string Next { get { if (i < s.Length) return s[i++]; string st = ReadLine(); while (st == "") st = ReadLine(); s = st.Split(cs, StringSplitOptions.RemoveEmptyEntries); i = 0; return Next; } } public int Nextint { get { return int.Parse(Next); } } public long Nextlong { get { return long.Parse(Next); } } public double Nextdouble { get { return double.Parse(Next); } } }