#include <cctype>
#include <cstdio>

using namespace std;

int main() {
  int c;
  while ((c = getchar()) != EOF) {
    putchar(islower(c) ? toupper(c) : c);
  }
  return 0;
}
### Prompt

Construct a Cpp code solution to the problem outlined:

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 <cctype>
#include <cstdio>

using namespace std;

int main() {
  int c;
  while ((c = getchar()) != EOF) {
    putchar(islower(c) ? toupper(c) : c);
  }
  return 0;
}
```