Submission #1965106
Source Code Expand
using System; using System.Collections.Generic; using System.Linq; using static Atcoder; using System.Threading.Tasks; using System.ComponentModel; public class Hello { public static void Main() { string s = Console.ReadLine(); if (s == "a") { Console.WriteLine(-1); } else if (s.Length == 1) { Console.WriteLine("a"); } else { Console.WriteLine(s.Substring(0,s.Length -1)); } } } public class Atcoder { static void Swap<T>(ref T a, ref T b) { var t = a; a = b; b = t; } public static int LCM(int a, int b) { int c = a * b; if (a < b) Swap(ref a, ref b); int d = a % b; while (d != 0) { a = b; b = d; d = a % b; } return c / b; } public static string strReverce(string s) { return new string(s.Reverse().ToArray()); } public static int Cin() { return int.Parse(Console.ReadLine()); } public static bool IsPrime(int n) { if (n < 2) return false; if (n == 2) return true; if (n % 2 == 0) return false; //double sqrtNum = Math.Sqrt(n); for (int i = 3; i < n; i += 2) { if (n % i == 0) return false; } return true; } public static string[] SpRead(char c) { return Console.ReadLine().Split(c); } }
Submission Info
Submission Time | |
---|---|
Task | B - 辞書式順序 |
User | chika_haru |
Language | C# (Mono 4.6.2.0) |
Score | 100 |
Code Size | 1497 Byte |
Status | AC |
Exec Time | 21 ms |
Memory | 11092 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 100 / 100 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt, subtask0_sample04.txt |
All | subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt, subtask0_sample04.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
subtask0_sample01.txt | AC | 20 ms | 11092 KB |
subtask0_sample02.txt | AC | 20 ms | 9044 KB |
subtask0_sample03.txt | AC | 21 ms | 11092 KB |
subtask0_sample04.txt | AC | 19 ms | 9044 KB |
subtask1_01.txt | AC | 20 ms | 11092 KB |
subtask1_02.txt | AC | 20 ms | 11092 KB |
subtask1_03.txt | AC | 20 ms | 9044 KB |
subtask1_04.txt | AC | 20 ms | 11092 KB |
subtask1_05.txt | AC | 20 ms | 9044 KB |
subtask1_06.txt | AC | 20 ms | 11092 KB |
subtask1_07.txt | AC | 20 ms | 11092 KB |
subtask1_08.txt | AC | 20 ms | 11092 KB |
subtask1_09.txt | AC | 20 ms | 9044 KB |
subtask1_10.txt | AC | 20 ms | 11092 KB |
subtask1_11.txt | AC | 20 ms | 11092 KB |
subtask1_12.txt | AC | 20 ms | 11092 KB |
subtask1_13.txt | AC | 20 ms | 11092 KB |
subtask1_14.txt | AC | 20 ms | 11092 KB |
subtask1_15.txt | AC | 20 ms | 9044 KB |