variadic_template.cpp
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			#include <iostream>

			template <typename T> T adder(T v) { return v; }

			template <typename T, typename... Args>
			// template ...Args is a variadic template
			T adder(T first, Args... args) {
			return first + adder(args...);
			}

			int main() {
			std::cout << adder(1, 2, 3, 4);
			std::cout << adder(1., 2, 3., 4);
			std::cout << adder(std::string("a"), std::string("b"));
			std::cout << std::endl;
			}

pcsc_git/lectures/week8/code_snippets/variadic_template.cpp9b9d1ea5548cmaster