#include <iostream>
#include <stdio.h>

int main(void){
	char c;
	while(~scanf("%c",&c)){
		if('a'<=c && c<='z')
			c += 'A'-'a';
		std::cout << c << std::flush;
	}
}
### Prompt

Please formulate a cpp solution to the following problem:

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 <stdio.h>

int main(void){
	char c;
	while(~scanf("%c",&c)){
		if('a'<=c && c<='z')
			c += 'A'-'a';
		std::cout << c << std::flush;
	}
}
```