Write N lines with M numbers each that describe the layout of the second layer in the way shown above code example

Example 1: Write N lines with M numbers each that describe the layout of the second layer in the way shown above

2 1 1 4
2 3 3 4

Example 2: Write N lines with M numbers each that describe the layout of the second layer in the way shown above

2 4
1 1 2 2
3 3 4 4