How the stairs stroll how
Measure the total height of the ground floor to 2 floors, divided by (150mm-200mm) to get a total of how many steps
Or you want to calculate the staircase overlooking the step width, as follows: first set aside the platform, the home generally with 800mm step size, and then use the hole size minus the platform size, divided by (200-240 for the effective step) between A number that gets the number of steps you want. (Gangmu stairs general cover 60mm, solid wood cover 46 or so).
Measure the distance from the ground floor to the ground floor of the first floor, and then divide by a number between (150-210) to get the integer. The number of stairs you want.