Write a program that read a line of text & display in upper case.

Intput :- 
Enter line of text : liton
Output :- 
In upper case : LITON
Intput :- 
Enter line of text : samaruk
Output :- 
In upper case : SAMARUK
Intput :- 
Enter line of text : Book
Output :- 
In upper case : BOOK