To build the program run these two command lines: arm-linux-gnueabihf-g++ -O3 -g3 -Wall -c -o -fPIC "hello.o" "hello.cpp" arm-linux-gnueabihf-g++ -o "hello" hello.o The first line compiled the file ...

The language C++ is big. There is no doubting that. One reason C++ is big is to allow flexibility in the technique used to solve a problem. If you have a really small system you can stick to ...