Using the grammar for

`expr`on page 49, show the parse tree for 6+3*(9-5-2) where each of the digits (6, 3, 9, 5, 2) is a**digit**.Give an unambiguous grammar that generates the same language as the grammar of exercise 2.2.2c on page 51.

Do exercise 2.2.5 on page 52.

Do exercise 3.3.5, parts h and i only, from pages 125-126.

Course web site: http://gustavus.edu/+max/courses/S2009/MCS-388/

Instructor: Max Hailperin <max@gustavus.edu>