#include <bits/stdc++.h>
using namespace std;

int main(){
	string str; cin >> str;
	for(int i=str.length()-1; i>=0; i--)
		cout << str[i];
	cout << endl;
	return 0;
}
### Prompt

Your challenge is to write a CPP solution to the following problem:

Write a program which reverses a given string str.



Input

str (the size of str ≤ 20) is given in a line.

Output

Print the reversed str in a line.

Example

Input

w32nimda


Output

admin23w

### Response

```cpp
#include <bits/stdc++.h>
using namespace std;

int main(){
	string str; cin >> str;
	for(int i=str.length()-1; i>=0; i--)
		cout << str[i];
	cout << endl;
	return 0;
}
```