If the average cat shades about 0.20 ounces of hair a day how many days would it take for a cat to shed 1.0 kg of hair

Where is the graph ?

The problem here is that according to aufbau principle before 3d orbital 4s subshell comes.after filling 3p orbital with electrons you have 4 electrons left, you place two in 4s with opposite spin and the other two in 3d in any of its two orbitals of total five orbitals with the same spin.