add c++ project

CPlusPlus/Intro/main.cpp

@@ -0,0 +1,19 @@
+#include <iostream>
+
+using namespace std;
+
+int main()
+{
+	std::cout << "Hello World" << std::endl;
+	std::cout << 1234 << std::endl;
+	std::cout << "Another test!\n";
+
+	cout << "Is also working std::" << endl;
+
+	int number = 10;
+	cout << "number: " << number << endl;
+
+	cout << L"Hello World" << endl; // wide character string literal, can not be handled by cout
+
+	return 0;
+}