Algorithm Resources

http://stackoverflow.com/questions/tagged/algorithm

http://stackoverflow.com/help/searching

[algorithm]
[algorithm] answers:10

http://stackoverflow.com/search?q=%5Balgorithm%5D+answers%3A10+is%3Aquestion

http://www.topcoder.com/tc?d1

http://www.careercup.com/page?pid&n=1
http://www.careercup.com/page?pid=amazon-interview-questions

http://www.programcreek.com/category/java-2/algorithms/

http://thereq.com/q/best-java-software-interview-questions/facebook
http://xlinux.nist.gov/dads//