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Middle Pattern
Basic Accuracy: 33.82% Submissions: 12845 Points: 1

Given an odd length word your task is to complete the function printPattern that takes a string s as its argument and prints it from the middle of the word such that it follows the following pattern.

Input: PROGRAM
Output:
G$GR$ GRA$GRAM$
GRAMP$GRAMPR$ GRAMPRO$Input: RAT Output: A$ AT$ATR$

NOTE:
Corresponding to each test case in a new
line print the pattern in a  single
line where each row of the pattern
is separated by a "\$" instead
of a new line.


Constraints:
1 ≤ T ≤ 20
1<=size of string(s)<=20

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