define a1 = 0, b1 = 0, a2 = 0, b2 = 0
for i = 0 to 10
let s = i
let a1 = 0
let a2 = 10
let b1 = -1
let b2 = 0
print i, " : ", b1 + ( s - a1 ) * ( b2 - b1 ) / ( a2 - a1 )
next i