"""
Given an array of strings of digits, try to find the occurrence of a given pattern of digits.
In the grid and pattern arrays, each string represents a row in the grid.
For ex,

1234567890
0987654321
1111111111
1111111111
2222222222

The pattern is:

876543
111111
111111


"""

"""
the solution to this problem is,

we can use the inbuilt regex re module.

"""