#help Calculate 3 or more cube volume using 'function'

Question

how to calculate total from 3 volume of cube using function, but without declaring parameter (arguments)

ex:
cube 1 = 3*3*3 //27
cube 2 = 6*6*6 //216
cube 3= 2*2*2 //8
total is = 251

can someone give me an code or algorithm ?

Answer 1

It's a*a*a+b*b*b+c*c*c.

Answer 2

Does this help?
https://code.sololearn.com/cp98D8q6qfDg/?ref=app