Devsnest Pattern

Return the pattern of sizeM x N with specifications:

• The pattern should have ‘DEVSNEST!’ written in the center.
• The pattern should only use |, . and - characters

Note: M is an odd natural number, and N is 3 times M

Input Format

First Parameter - Integer M

Second Parameter - Integer N

Output Format

Return the array of string

Example 1

Input: 
    9
    27
Output:
    ------------.|.------------
    ---------.|..|..|.---------
    ------.|..|..|..|..|.------
    ---.|..|..|..|..|..|..|.---
    ---------DEVSNEST!---------
    ---.|..|..|..|..|..|..|.---
    ------.|..|..|..|..|.------
    ---------.|..|..|.---------
    ------------.|.------------

Constraints

• 5 < M < 101
• 15 < N < 303
• M is an odd natural number, and N is 3 times M.