So, you’ve got a HackerRank test coming up, huh? It’s pretty common these days, with lots of companies using it to see if you can code. It can feel a bit daunting, but honestly, it’s just another ...

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All easy Algorithm challenges && Problem Solving (Basic) challenges solved. Data Structures has 2 easy challenge to be completed. Algorithm Sorting has 2 challenges to be completed. There are 3 ...

HackerRank is a tech company that focuses on competitive programming challenges for both consumers and businesses, where developers compete by trying to program according to provided specifications.

next()从遇到第一个有效字符（非空格、换行符）开始扫描，遇到第一个分隔符或结束符（空格’ ‘或者换行符 ‘\n’）时结束。 nextLine()则是扫描剩下的所有字符串知道遇到回车为止。** netx ...