Compiler Sandbox

Abstract Syntax Tree

                   /-------\
                   |   +   |
                   \-------/
                       ^
                       |
             +---------+---------+
             |                   |
         /---+---\           /---+---\
         |   5   |           |   /   |
         \-------/           \-------/
                                 ^
                                 |
                       +---------+---------+
                       |                   |
                   /---+---\           /---+---\
                   |   8   |           |   2   |
                   \-------/           \-------/