The color of a chessboard cell is conditionally encoded by the numbers 1 and 0. Black color - 1, white color - 0. The upper left corner of the board is black.
For the given number
n, display the code table of colors for the chessboard size
n by
n.
Examples
| # |
Input |
Output |
| 1 |
4 |
[[1 0 1 0]
[0 1 0 1]
[1 0 1 0]
[0 1 0 1]] |
| 2 |
3 |
[[1 0 1]
[0 1 0]
[1 0 1]] |