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++14 (GCC 5.4.1) (judge verdict: Accepted)

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> pll;
typedef map<ll,ll> mll;
typedef set<ll> sll;

#define se second
#define fi first
#define pb push_back
const ll MOD = 1e9+7;
const ll NMAX = 5*1e9+1;
ll n,m;

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	char s;
	cin>>s;
	s++;
	cout<<s;
}