Problems
Write a program that receives a string as input and prints only the alphabet letters in uppercase.
The length of the string does not exceed 100 characters.
Example
1988-Seoul-Olympic!!!
SEOULOLYMPIC
Source
자기주도C언어프로그래밍
Write a program that receives a string as input and prints only the alphabet letters in uppercase.
The length of the string does not exceed 100 characters.
1988-Seoul-Olympic!!!
SEOULOLYMPIC