Initial commit

cpp/01-hello.cpp

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+#include <iostream>
+using namespace std;
+
+int main() {
+  cout << "Hello World!";
+  return 0;
+}

cpp/02-days.cpp

@@ -0,0 +1,9 @@
+#include <iostream>
+#include <string>
+
+int main() {
+  const std::string days[7] = {"Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"};
+  std::cout << days[4];
+  std::cout << '\n';
+  return 0;
+}

cpp/03-refs.cpp

@@ -0,0 +1,9 @@
+#include <iostream>
+#include <string>
+
+int main() {
+  std::string str = "Post box:";
+
+  std::cout << str << '\n';
+  std::cout << &str << '\n';
+}

cpp/04-pointers.cpp

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+#include <iostream>
+#include <string>
+
+int main() {
+  std::string tapa = "calamares";
+  std::string* pointer = &tapa;
+
+  std::cout << "tapa      " << tapa << "\n";
+  std::cout << "&tapa     " << &tapa << "\n";
+  std::cout << "pointer   " << pointer << "\n";
+  std::cout << "*pointer  " << *pointer << "\n\n";
+
+  tapa = "albondigas";
+
+  std::cout << "tapa      " << tapa << "\n";
+  std::cout << "&tapa     " << &tapa << "\n";
+  std::cout << "pointer   " << pointer << "\n";
+  std::cout << "*pointer  " << *pointer << "\n\n";
+
+  *pointer = "croquetas de jamón";
+
+  std::cout << "tapa      " << tapa << "\n";
+  std::cout << "&tapa     " << &tapa << "\n";
+  std::cout << "pointer   " << pointer << "\n";
+  std::cout << "*pointer  " << *pointer << "\n";
+
+  return 0;
+}