A toy brainfuck interpreter written in C++. I wrote this as a learning exercise to understand pointers. You can read about it here.
You need GCC.
make
./brainfuck -e ">++++++++[<+++++++++>-]<.>>+>+>++>[-]+<[>[->+<<++++>]<<]>.+++++++..+++.>
>+++++++.<<<[[-]<[-]>]<+++++++++++++++.>>.+++.------.--------.>>+.>++++."
Hello World!
./brainfuck hello.b
Hello World!
#! /usr/local/bin/brainfuck
>++++++++[<+++++++++>-]<.>>+>+>++>[-]+<[>[->+<<++++>]<<]>.+++++++..+++.>
>+++++++.<<<[[-]<[-]>]<+++++++++++++++.>>.+++.------.--------.>>+.>++++.
chmod +x script.b
/script.b
Hello World!