Little Schemer Ch.8　>>258, >>278, 280

multirember&co (P.137)
http://codepad.org/efWZQKk8

multiinsertLR (P.141)
http://codepad.org/KCHE46Ro

multiinsertLR&co (P.141-144)
http://codepad.org/Gx9BpnQx

evens-only* (P.144)
http://codepad.org/Ys9BY5CQ

evens-only*&co (P.145-146)
http://codepad.org/9gVuGqhM