In the design of stairs, the floor height is 2800, the step height is 150, the number of 18 steps is 100 more, the number of 19 double runs is not consistent, and the length of one more step, how to deal with it

In the design of stairs, the floor height is 2800, the step height is 150, the number of 18 steps is 100 more, the number of 19 double runs is not consistent, and the length of one more step, how to deal with it

Step on a single stair instead of a double one. Take 18 steps and 19 steps. The step height of the stair is 147mm, which is not very good