What numbers do the eight characters and the five elements correspond to respectively?

1.6 layer is (water) rat pig,

2.7 layer is (fire) horse snake,

The third and eighth floors are (wood) tiger rabbits.

The fourth floor is the (golden) monkey chicken.

5. The floor of10 is Longyang, dog and cow.

This is used to choose floors.

1, 2 belongs to wood, 3, 4 belongs to fire, 5, 6 belongs to soil, 7, 8 belongs to gold, 9, 0 belongs to water, so choose auspicious numbers.