#include<iostream>
using namespace std;

int main()
{
	char str[20]={0};

	cin>>str;
	for(int i=19;i>=0;i--){
		if(str[i]!=0) cout<<str[i];
	}
        cout<<endl;
}
### 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<iostream>
using namespace std;

int main()
{
	char str[20]={0};

	cin>>str;
	for(int i=19;i>=0;i--){
		if(str[i]!=0) cout<<str[i];
	}
        cout<<endl;
}
```