#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#define N 100
//Write the prototypes of the functions vecread,vecprint,calc,writeoutp  here
int main()
{
int m,n,flag;
double u[N],v[N],lu,lv,angle;

vecread(u,"vecu.dat",&m);
vecprint(u,'u',m);
vecread(v,"vecv.dat",&n);
vecprint(v,'v',n);
flag=calc(u,v,m,n,&lu,&lv,&angle);
writeoutp("output.dat",lu,lv,angle,flag);
return 0;
}

//Write details of function calc here

//Write details of function writeup here

//Write details of function vecread here

//Write details of function vecprint here