initial import

hello-world/cplusplus/README.txt

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+Starten des docker Containers
+-----------------------------
+
+```
+docker run -v `pwd`:/tmp -it gcc:latest /bin/bash
+```
+
+Danach im Container
+```
+cd /tmp
+time g++ hello.cpp
+```

hello-world/cplusplus/hello.cpp

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