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 PyPy3 (2.4.0) (judge verdict: Runtime Error)

#include <bits/stdc++.h>
#define int long long
#define ld long double
#define endl '\n'
#define vi vector<int>
#define vvi vector<vi>
#define pii pair<int, int>
#define vpii vector<pii>
#define gr vector<vpii>
#define fi first
#define se second
#define sz(x) (int)((x).size())
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define YES cout << "YES" << endl
#define NO cout << "NO" << endl
#define GAME_OVER return 0
using namespace std;
signed main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0); cout.tie(0);
    char c;
    cin >> c;
    cout << char(c + 1) << endl;
    GAME_OVER;
}