#include<iostream>
using namespace std;
int main(){
char c;
while(c=cin.get()){
if(97<=c&&c<=122)c-=32;
else if(c==32||c==46);
else break;
cout<<c;
}
cout<<endl;
return 0;
}
### Prompt

Please provide a CPP coded solution 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<iostream>
using namespace std;
int main(){
char c;
while(c=cin.get()){
if(97<=c&&c<=122)c-=32;
else if(c==32||c==46);
else break;
cout<<c;
}
cout<<endl;
return 0;
}
```