Project Euler

Problem

What is the largest palindrome product of two three-digit numbers?

Background

A palindromic number reads the same both ways. For instance, 101 is a palindrome, as is 91,519 and 1,111.

For example, The largest palindrome made from the product of two two-digit numbers is 9009:

91 * 99
# => 9009

Your objective is to find the largest palindrome made from the product of two three-digit numbers.

Instructions

• Code your procedural solution into the lib/largest_palindrome_product.rb file.
• Code your object-oriented solution into the lib/oo_largest_palindrome_product.rb file.
• Run learn until you get all of the RSpec tests to pass.

Source

• Project Euler - Problem 4

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