#include<iostream>
#include<cstdio>
#include<cctype>
#include<string>
using namespace std;
int main(){
  char a;
  string strin;
  while(scanf("%c",&a)!=EOF){
  if(a>='a' && a<='z')a-='a'-'A';
  strin+=a;
  }
  cout<<strin;
}
### Prompt

Please create a solution in Cpp 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<iostream>
#include<cstdio>
#include<cctype>
#include<string>
using namespace std;
int main(){
  char a;
  string strin;
  while(scanf("%c",&a)!=EOF){
  if(a>='a' && a<='z')a-='a'-'A';
  strin+=a;
  }
  cout<<strin;
}
```