Merge pull request #26 from damtur/master

Merge pull request #27 from b4shy/master

Fix trailing spaces in folder name

Fix trailing spaces in folder name

Fix trailing spaces in folder name

Fix trailing spaces in folder name

Fix trailing whitespace

Rename folder so it can be checked out in Windows

Refactored directory structures for interviews

Changed errorneous recursion solution to integer division and added a hint

Python3 and enumerated

Merge pull request #5 from iShiBin/master

Merge branch 'master' of https://github.com/iShiBin/Python-for-Algorithm-and-Interviews

added my practice

revise the description of the solution