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;
    }