#include <iostream>

int main()
{
    int a;
    while (1)
    {
	a=getchar();
	if (a == EOF)break;
	if ('a'<=a && a<='z')
	{
	    a+='A'-'a';
	}
	putchar(a);
    }
    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>

int main()
{
    int a;
    while (1)
    {
	a=getchar();
	if (a == EOF)break;
	if ('a'<=a && a<='z')
	{
	    a+='A'-'a';
	}
	putchar(a);
    }
    return 0;
}
```