semantic analyer..need help!!!

[Sakuragi]

hey guys does anybody know how to come up with a program with the following output for a semantic analyzer
(please ignore the dots...)

example output: position = initial + rate * 60


............................ =
.............................|
..................--------------------
................. |.......................|
..................position...........+
..........................................|
........................... --------------------
............................|..................... ..|
.........................initial.................. .*
.................................................. ..|
.................................... -------------------
....................................|............. ..........|
...................................rate........... .......60

anykind of help is need and appreciated..thanks..

[Shiro]

Well, I don't know exactly what you expect. But you could put expressions into a tree. An expression like you gave can be stored in a binary tree and then being evaluated.