#include<stdio.h>

int main(void){
	char a;

	while((a=getchar())!=EOF){
		if('a'<=a && a<='z')
			a-=32;
		putchar(a);
	}

	return 0;
}
### Prompt

Develop a solution in CPP 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<stdio.h>

int main(void){
	char a;

	while((a=getchar())!=EOF){
		if('a'<=a && a<='z')
			a-=32;
		putchar(a);
	}

	return 0;
}
```