Question: Write a method to display a pattern as follows: The method header is public static void displayPattern(int n) Write a test program that prompts the

Write a method to display a pattern as follows:

1 2 1 3 2 1 n n-1 ... 3 2 1

The method header is
public static void displayPattern(int n)
Write a test program that prompts the user to enter a number n and invokes displayPattern( n) to display the pattern.

1 2 1 3 2 1 n n-1 ... 3 2 1

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