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| #!/usr/bin/ruby | |
| #The 2010 Census puts populations of 26 largest US metro areas at | |
| #18897109, 12828837, 9461105, 6371773, 5965343, 5946800, 5582170, 5564635, 5268860, 4552402, 4335391, 4296250, 4224851, 4192887, 3439809, 3279833, 3095313, 2812896, 2783243, 2710489, 2543482, 2356285, 2226009, 2149127, 2142508, and 2134411. | |
| #Can you find a subset of these areas where a total of exactly 100,000,000 people live, | |
| #assuming the census estimates are exactly right? Provide the answer and code or reasoning used. | |
| populations = [18897109, 12828837, 9461105, 6371773, 5965343, 5946800, 5582170, 5564635, 5268860, 4552402, 4335391, 4296250, 4224851, 4192887, 3439809, 3279833, 3095313, 2812896, 2783243, 2710489, 2543482, 2356285, 2226009, 2149127, 2142508, 2134411] | |
| target = 100000000 |
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| require 'net/ping' | |
| @icmp = Net::Ping::ICMP.new('142.40.81.34') | |
| rtary = [] | |
| pingfails = 0 | |
| repeat = 5 | |
| puts 'starting to ping' | |
| (1..repeat).each do | |
| if @icmp.ping |