create linked list 10.6 .8 .4 .12
push ( head , 12 ) NEW_LINE push ( head , 4 ) NEW_LINE push ( head , 8 ) NEW_LINE push ( head , 6 ) NEW_LINE push ( head , 10 ) NEW_LINE n = 2 NEW_LINE print ( " Sum ▁ of ▁ last " , n , " nodes ▁ = " , sumOfLastN_NodesUtil ( head , n ) ) NEW_LINE