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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: 131,442 of 197,236
Downloads: 5,160

Daily

Ranking: 138,533 of 197,207
Downloads: 1

Depended by

RankDownloadsName

Depends on

RankDownloadsName
47,88725,912deck

Owners

#GravatarHandle
1iconkristjan