modified:   Chapter1.md
	new file:   Chapter2.md
	new file:   Solution/1.32a.rkt
	new file:   Solution/1.32b.rkt
	new file:   Solution/1.33a.rkt
	new file:   Solution/1.33b.rkt
	new file:   Solution/1.34.md
	new file:   Solution/2.1.scm
	new file:   Solution/2.2.scm