結果
問題 | No.734 Careful Engineer |
ユーザー | claw88 |
提出日時 | 2018-09-28 22:31:52 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 33 ms / 2,000 ms |
コード長 | 2,669 bytes |
コンパイル時間 | 2,076 ms |
コンパイル使用メモリ | 107,776 KB |
実行使用メモリ | 18,816 KB |
最終ジャッジ日時 | 2024-10-12 06:54:07 |
合計ジャッジ時間 | 2,281 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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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 | 32 ms
18,560 KB |
testcase_01 | AC | 32 ms
18,688 KB |
testcase_02 | AC | 32 ms
18,816 KB |
testcase_03 | AC | 32 ms
18,688 KB |
testcase_04 | AC | 33 ms
18,560 KB |
testcase_05 | AC | 32 ms
18,816 KB |
testcase_06 | AC | 31 ms
18,688 KB |
testcase_07 | AC | 32 ms
18,560 KB |
testcase_08 | AC | 26 ms
17,920 KB |
testcase_09 | AC | 31 ms
18,688 KB |
testcase_10 | AC | 31 ms
18,560 KB |
testcase_11 | AC | 31 ms
18,560 KB |
testcase_12 | AC | 31 ms
18,560 KB |
testcase_13 | AC | 32 ms
18,432 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.Text; //using System.Text.RegularExpressions; //using System.Globalization; //using System.Diagnostics; using static System.Console; using System.Numerics; using static System.Math; //using pair = Pair<int, int>; class Program { static void Main() { //SetOut(new StreamWriter(OpenStandardOutput()) { AutoFlush = false }); new Program().solve(); Out.Flush(); } Scanner cin = new Scanner(); readonly int[] dd = { 0, 1, 0, -1, 0 }; //→↓←↑ readonly int mod = 1000000007; void chmax<T>(ref T a, T b) where T : IComparable<T> { a = a.CompareTo(b) < 0 ? b : a; } void chmin<T>(ref T a, T b) where T : IComparable<T> { a = a.CompareTo(b) < 0 ? a : b; } void solve() { BigInteger A = cin.nextlong; BigInteger B = cin.nextlong; BigInteger C = cin.nextlong; A *= (long)60; C *= (long)60 * 60; if (A <= B) { WriteLine(-1); } else { //var D = A - B; //WriteLine((C + D - 1) / D); //WriteLine(A + " " + B + " " + C); //WriteLine((A * 131687242800L) + " " + (C + B * 131687242800L)); BigInteger ok = long.MaxValue * (BigInteger)long.MaxValue * 2; BigInteger ng = 0; while (ok - ng > 1) { var mid = (ok + ng) / 2; if (A * mid < C + B * mid) { ng = mid; } else { ok = mid; } } WriteLine(ok); } } } 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); } } }