up vote 5 down vote. You can template a struct as well as a class. However you can't template a typedef. So works, but does not. Note that there is no need for the typedef trick in C++ (you can use structs without the struct modifier just fine in C++).share | improve this answer.n a template-declaration, explicit specialization, or explicit instantiation the init-declarator-list in the dec-laration shall contain at most one declarator. When such a declaration is used to declare a class template, no declarator is permitted. The Standard says (at 14/3.
The Department of the Army is comprised of land combat and service forces, which includes aviation, water transport, and space and cyberspace forces, as may be organic therein.
Functions of the Five Branches of the Military. Army. The United States Army is the main ground-force of the United States. The Army's main function is to protect and defend the United States (and its interests) by way of ground troops, armor (tanks), artillery, attack helicopters, tactical nuclear weapons, etc. The Army is the oldest U.S. Military service, officially established by the Continental Congress on June 14, 1775.