#include<stdio.h>

int main(){
	char c;
	while(1){
		if((c=getchar())==EOF)break;
		if(c>='a'&&c<='z')printf("%c",c+('A'-'a'));
		else printf("%c",c);
	}
	return 0;
}
### Prompt

In cpp, your task is to solve 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<stdio.h>

int main(){
	char c;
	while(1){
		if((c=getchar())==EOF)break;
		if(c>='a'&&c<='z')printf("%c",c+('A'-'a'));
		else printf("%c",c);
	}
	return 0;
}
```