$1\mathrm{.}2$ isCapital

Function Name: isCapital

Input:

$($char$)$ A letter

Output:

$($logical$)$ Logical value if the input letter is capital or not

Description:

Write a function called isCapital that checks if the input letter is capital. If the input letter is capital, output true. Otherwise, output false. You are guaranteed that your input will be a letter.

Examples: