Speed Calculation

Hi, I want to make another calculator using CFF, Calculation like this:

Swing Speed: Under 75 And Distance: 180 Result will be: Ladies (L)
Swing Speed: Under 85 And Distance: 200 Result will be: Senior (A/M)
Swing Speed: 85 to 95 And Distance: 200 to 240 Result will be: Regular (R)
Swing Speed: 95 to 110 And Distance: 240 to 275 Result will be: Stiff (S)
Swing Speed: 110+ And Distance: 275+ Result will be: Extra Stiff (X)

Check this image: https://www.halpennygolf.com/Images/BlogImages/shaftflexchart1.png

Ref: http://golf.okrasa.eu/clubs/flex/

How to do this calculation easily?