Uppercase and lowercase letters P98960


Statement
 

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Write a program that reads a letter and prints it in lowercase if it was uppercase, or prints it in uppercase if it was lowercase.

Input

Input consists of a letter.

Output

Print a line with the given letter in lowercase if it was uppercase, or in uppercase if it was lowercase.

Public test cases

  • Input

    r

    Output

    R

  • Input

    F

    Output

    f
    • Information
    Author
    Jordi Petit
    Language
    English
    Translator
    Carlos Molina
    Original language
    Catalan
    Other languages
    Catalan
    Official solutions
    C++ Java Pascal Python
    User solutions
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