Problem:
Score : 100 points

Problem Statement

Given is a lowercase English letter C that is not z. Print the letter that follows C in alphabetical order.

Constraints

C is a lowercase English letter that is not z.

Input

Input is given from Standard Input in the following format:

C

Output

Print the letter that follows C in alphabetical order.

Sample Input 1

a

Sample Output 1

b

a is followed by b.

Sample Input 2

y

Sample Output 2

z

y is followed by z.

Solution in C# (Mono 4.6.2.0) (judge verdict: Accepted)

using System;
namespace abc151A
{
    class Class 
    {
        private static char[] c;
        static void Main(string[] args)
        {
            string str = Console.ReadLine();
            c = str.ToCharArray();
            char x = c[0];
            x++;
            Console.WriteLine(x);
        }
    }
}