Search found 3 matches

by tomalmy
Tue Nov 15, 2011 9:18 pm
Forum: Programming languages
Topic: Using Project Euler to verify a language (XLISP-PLUS)
Replies: 1
Views: 1830

Re: Using Project Euler to verify a language (XLISP-PLUS)

I've now solved about 80 problems, and discovered a second bug in XLISP-PLUS. I also added a couple of functions that are useful for many Project Euler problems, PRINC-TO-STRING and PRIN1-TO-STRING. I had been using the FORMAT function to do the conversion from number to string. I also made the disc...
by tomalmy
Tue Oct 25, 2011 4:39 pm
Forum: Programming languages
Topic: Using Project Euler to verify a language (XLISP-PLUS)
Replies: 1
Views: 1830

Using Project Euler to verify a language (XLISP-PLUS)

Besides being a good mental exercise, I'm using Project Euler problems to verify the XLISP-PLUS interpreter that I worked on through the 1990's and only recently revived. I have uncovered a bug and a couple cases where I could optimize the code (primary case being 2 to an integer power should be don...
by tomalmy
Wed Oct 19, 2011 4:49 pm
Forum: Clarifications on Project Euler Problems
Topic: Problem 042
Replies: 8
Views: 1854

Re: Problem 042

Anybody doing this had ought to do problem 22 first. They are closely related.