Question: Rewrite Programming Exercise 6.20 using streams. Data from Programming Exercise 6.20 Write a method that counts the number of letters in a string using the

Rewrite Programming Exercise 6.20 using streams.

Data from Programming Exercise 6.20

Write a method that counts the number of letters in a string using the following header:

public static int countLetters(String s)
Write a test program that prompts the user to enter a string and displays the number of letters in the string , not counting numbers, spaces, or symbols.

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