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 Scala (2.11.7) (judge verdict: Accepted)

object Main {
    def main(args: Array[String]) = {
        import scala.io.StdIn.readChar;
        var x = readChar
        var y = x.toInt
        var z = y + 1
        var ans = z.toChar
        printf("%c\n", ans)
    }
}