Related Web sites

• interview cake
• https://www.topcoder.com/
• http://www.hiredintech.com/
• http://www.geeksforgeeks.org/fundamentals-of-algorithms/
• https://www.hackerrank.com/
• http://www.codeforces.com/
• http://stackoverflow.com/questions/tagged/algorithm?sort=faq&pagesize=15
• https://www.careercup.com/page
• http://www.spoj.com/
• https://www.codechef.com/