Describe how to build a lexical analyzer for this language

Assignment Help Computer Engineering

Reference no: EM132142228

Question :

Suppose that we have a programming language with only 3 token kinds, UNSIGNED INTEGER, FLOAT and IDENTIFIER. Describe how to build a lexical analyzer for this language (lexical rules, FA, a program to simulate the FA, etc.).

A floating-point number has 4 parts: a positive or negative sign, a sequence of digits, the decimal point, and a sequence of digits to follow.

You need to take care of special cases that you see less than 4 parts.

Reference no: EM132142228

Questions Cloud

Write a program that uses the class die of example : Suppose you roll a set of n dice. then the smallest sum is n and the largest is 6n. example if n=10 then the small sum will be 6 and the largest 60.

Promotions is presumably going to lead to everyday low price : Cutting down on range, new items and promotions is presumably going to lead to ‘everyday low prices’.

How many cycles per second does the processor spend : How many cycles per second does the processor spend handling interrupts and processing requests from the device?

Certain financial ratios for elizabeth arden : I dont understand, Certain financial ratios for Elizabeth Arden for its most recent year below, along with the average ratios for its industry.

Describe how to build a lexical analyzer for this language : Describe how to build a lexical analyzer for this language (lexical rules, FA, a program to simulate the FA, etc.).

Social networking applied to retail inventory control : Read the article "Social Networking Applied to Retail Inventory Control” Preview the document View in a new window from the California Apparel News.

Would the index be an efficient way of finding records : Under what conditions on n1 and n2, would the index be an efficient way of finding records satisfying the condition from Part (2)?

What is the cost in terms of number of seeks : How many blocks of memory are required to achieve this cost in the best case senarous?

Company having successful organizational ethics : What are the key elements to a company having successful organizational ethics?

User Account

All Pages