Please help me do this. Please attach your file after you finish it$.$ I don't know how to use compiler explorer. Use the following simple C$++$ program to compute the dot product of two vectors.

S$=$sum$($A$[$i$]*$B$[$i$])$

int dotproduct$($int A$[],$ int B$[],$ int length$)\{$

int sum$=0$;

for $($int i$=0$;i