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480 B
480 B
printchessboard
Instructions
Write a program that takes two integers as arguments and displays the chess desk, in which white cells are represented by ' ' and black cells by '#'.
- If the number of arguments is different from 2, or if the argument is not a positive number, the program displays
Errorfollowed by a newline ('\n').
Usage
$ go run . 4 3 | cat -e
# # $
# #$
# # $
$ go run . 7 | cat -e
Error$
$ go run . 0 0 | cat -e
Error$
$