#include <stdio.h>

int main(void)
{
  char c;
  while((c = getchar())!=EOF){
    if('a'<=c && c<='z'){
      printf("%c", c-'a'+'A');
    }else{
      printf("%c", c);
    }
  }

  return 0;
}
### 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 <stdio.h>

int main(void)
{
  char c;
  while((c = getchar())!=EOF){
    if('a'<=c && c<='z'){
      printf("%c", c-'a'+'A');
    }else{
      printf("%c", c);
    }
  }

  return 0;
}
```