sort numbers without sort function
a = float(input("Enter a: "))
b = float(input("Enter b: "))
c = float(input("Enter c: "))
if a < b:
if b < c:
print (a, "<", b, "<", c)
else:
if a < c:
print (a, "<", c, "<", b)
else:
print (c, "<", a, "<", b)
else:
if c < b:
print (c, "<", b, "<", a)
else:
if c < a:
print (b, "<", c, "<", a)
else:
print (b, "<", a, "<", c)