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 (GCC 5.4.1) (judge verdict: Wrong Answer)

#include <stdio.h>

int main()

{
    int a,b,c;
    scanf("%d %d %d", &a,&b,&c);

    if (a>b && a>c){

        printf("Yes\n");

        }
        else if (b>c){

            printf ("Yes\n");

        }
         else {
            printf("no\n");
         }
         return 0;
}