#include <iostream>
#include <cctype>
using namespace std;

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    char ch;
    while(cin.get(ch)) {
        if(islower(ch)) ch=toupper(ch);
        cout.put(ch);
    }
    return 0;
}
### Prompt

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

Write a program which replace all the lower-case letters of a given text with the corresponding captital letters.



Input

A text including lower-case letters, periods, and space is given in a line. The number of characters in the text is less than or equal to 200.

Output

Print the converted text.

Example

Input

this is a pen.


Output

THIS IS A PEN.

### Response

```cpp
#include <iostream>
#include <cctype>
using namespace std;

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    char ch;
    while(cin.get(ch)) {
        if(islower(ch)) ch=toupper(ch);
        cout.put(ch);
    }
    return 0;
}
```