The answer of Question 1
 The answer of Question 3
 The answer of Question 2
The answer of Question 5
The answer of Question 4
The answer of Question 7
 The answer of Question 6.
fix something
Prime number testing algrithom.
Delete .README.md.swp
The defix function completed.
Update main.cpp
The defix function completed
sumSlice function completed
The square function completed
Testing square function
listPrimes function completed
Fix something
Still fixing something...
The answer of whether I think it is working in my submission.