Lexical Analyzer and syntax analyzer

I need someone to do this in about 1-2 days ** will pay good
Write a struct called Scanner that will open the .x file as specified on the command line and tokenize the text of the files into operators, intConstants, floatConstants, keywords, and identifiers.
Write a recursive descent parser struct that will parse the .x file by making repeated calls to the GetNextToken () method of the scanner struct in the previous step.
write a program that reads in a .x source file and outputs a .xhtml file