#include<bits/stdc++.h>
using namespace std;
int main()
{
  int i;
  string s;
  cin>>s;
  for(i=0;i<3;i++)
  {
    cout<<s[i];
  }
}

### Prompt

Please formulate a Cpp solution to the following problem:

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()
{
  int i;
  string s;
  cin>>s;
  for(i=0;i<3;i++)
  {
    cout<<s[i];
  }
}

```