inrprod1.cpp
inrprod1.cpp
#include ‹stl.h›
#include ‹iostream.h›
#include ‹string.h›
int main() {
vector‹int› v1(3);
vector‹int› v2(v1.size());
for (int i = 0; i ‹ v1.size(); i++) {
v1[i] = i + 1;
v2[i] = v1.size() - i;
}
ostream_iterator‹int› iter(cout, " ");
cout ‹‹ "Inner product(sum of products) of: ";
copy(v1.begin(), v1.end(), iter);
cout ‹‹ " ";
copy(v2.begin(), v2.end(), iter);
int result = inner_product(v1.begin(), v1.end(), v2.begin(), 0);
cout ‹‹ " is: " ‹‹ result ‹‹ endl;
return 0;
}