Updating comments
Adding dart solutions.
Merge pull request #2 from financeCoding/dart_solutions

Adding dart solutions
Chapter 1, questions 1-3 in python
chap 1 q 4
added second test to chap 1 q 4
Chap 1 Q 5
Merge pull request #3 from mikeolteanu/master

Python solutions for CTCI chap 1 q 1 to 3
various changes
Chapter 1, Q 6-8 in Python
minor improvements, chapter 1 python solutions
Chapter 4 q 1, python solution
Chapter 4 q2, python solution
Chapter 4, q3, q4, q8
various fixes

using enumerate instead of counters
using a buffer instead of looping string instantiation
fixed python dictionary usage

better syntax for use of dict, less chance of unhandled collisions
Adding C++ solutions for Chapter 1, Question 1-5
updated printBoard to support N other than 8 for printing correct number of "-" in line divider
removed unused methods
Merge pull request #5 from smartkiwi/master

Small cleanup for N Queen Placing problem