Initial commits for hw2.
	new file:   helloacs560.c
	new file:   helloacs560.cs
	new file:   helloacs560.go
	new file:   helloacs560.html
	new file:   helloacs560.java
	new file:   helloacs560.js
	new file:   helloacs560.py
	new file:   helloacs560.sh