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fifthcard

https://rubygems.org/gems/fifthcard
Based on the PayPal card puzzle described at http://www.quora.com/What-s-the-hardest-puzzle-question-asked-at-PayPal

Total

Ranking: 128,189 of 186,959
Downloads: 4,694

Daily

Ranking: 104,717 of 186,713
Downloads: 4

Depended by

RankDownloadsName

Depends on

RankDownloadsName
45,37024,434deck

Owners

#GravatarHandle
1iconkristjan