template$<$class T$>$ T Analyze::sum (vector$<$ T $>$ V, const int choice)

Sum of T vector element.

We can calculate $\sum_{i=1}^{size} elt$, or $\sum_{i=1}^{size} elt^{2}$.

Parameters:

V

a T vector, where T is a generic type.

choice

an integer to specify the kind of sum to execute.