rewrote and reorganize solution section of README
rewrote and reorganize solution section of README
math4youbyusgroupillinois/givinggraph,dssg/givinggraph,math4youbyusgroupillinois/givinggraph,dssg/givinggraph,dssg/givinggraph,erichilarysmithsr/givinggraph,erichilarysmithsr/givinggraph,erichilarysmithsr/givinggraph,math4youbyusgroupillinois/givinggraph