code telephone

a = 2.1
b = 2.2
c = 2.3
d = 3.1
e = 3.2
f = 3.3
g = 4.1
h = 4.2
i = 4.3
j = 5.1
k = 5.2
l = 5.3
m = 6.1
n = 6.2
o = 6.3
p = 7.1
q = 7.2
r = 7.3
s = 7.4
t = 8.1
u = 8.2
v = 8.3
w = 9.1
x = 9.2
y = 9.3
z = 9.4