Checkerboard

🎯 Write a program that outputs a chess board with 8 * 8 squares:

#_#_#_#_
_#_#_#_#
#_#_#_#_
_#_#_#_#
#_#_#_#_
_#_#_#_#
#_#_#_#_

Extra Challenges

• use a single print() statement

• the characters # and _ occur only once in the program

• do not use the assignment operator =

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