#include <bits/stdc++.h>
 
using namespace std;
 
int main() {
  string s;
  cin >> s;
  cout << s.substr(0, 3);
  return 0;
}
### Prompt

Please provide a CPP coded solution to the problem described below:

When you asked some guy in your class his name, he called himself S, where S is a string of length between 3 and 20 (inclusive) consisting of lowercase English letters. You have decided to choose some three consecutive characters from S and make it his nickname. Print a string that is a valid nickname for him.

Constraints

* 3 \leq |S| \leq 20
* S consists of lowercase English letters.

Input

Input is given from Standard Input in the following format:


S


Output

Print your answer.

Examples

Input

takahashi


Output

tak


Input

naohiro


Output

nao

### Response

```cpp
#include <bits/stdc++.h>
 
using namespace std;
 
int main() {
  string s;
  cin >> s;
  cout << s.substr(0, 3);
  return 0;
}
```