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;
#define mp make_pair
#define pb push_back
#define scanVec(vec , n) for(int i = 0; i < n ; i++){ cin>>vec[i];} 
#define printVec(vec , n) for(int i = 0; i < n ; i++){ cout<<vec[i]<<" ";} cout<<endl;
#define S second
#define F first
#define SZ(x) (int)x.size()
typedef long long ll;
const int  MOD = 1e9 + 7;
const int  N = 1e6 + 7;

void solve(){
    char ch;
    cin>>ch;
    ch += 1;
    cout<<ch<<endl;
}

int main(){
    ios::sync_with_stdio(0);  cin.tie(0); cout.tie(0);
    int t = 1;
    // cin>>t;
    while(t--) solve();
    return 0;
}