io.write("Enter a: ")
a = io.read("*n")
io.write("Enter b: ")
b = io.read("*n")
io.write("Enter c: ")
c = io.read("*n")

discriminant = b^2 - 4*a*c

if discriminant > 0 then
root1 = (-b + math.sqrt(discriminant)) / (2*a)
root2 = (-b - math.sqrt(discriminant)) / (2*a)
print("Solutions: ", root1, "and" , root2)
elseif discriminant == 0 then
root = -b / (2*a)
print("Solution: ", root)
elseif discriminant < 0 then
print("No solution")

end