[Leetcode]083. Remove Duplicates from Sorted List
Givenasortedlinkedlist,deleteallduplicatessuchthateachelementappearonlyonce.Forexample,Given1->1->2,return1->2.Given1->1->2->3->3,return1->2->3.用递归最简单了~三行搞定publicclassSolution{
publicListNodedeleteDup