February 15 - Generating a Sum of Prime Numbers in Ruby
This guide walks through how to generate a sum of prime numbers in Ruby.
Guide Tasks
- Read Tutorial
- Watch Guide Video
- Complete the Exercise
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Summary
Create a method that totals a sequence of prime numbers.
Exercise Description
After being provided with a number, generate a sequence of prime numbers that are greater than or equal to the given number, and then return the total of the prime numbers.
Sample Input
42
Expected Output
238
Real World Usage
Prime numbers are important in a number of computer science fields, including: security and linear mathematical implementations. This guide will test your knowledge of how to work with the prime number library provided by Ruby.