Linked list java

Question

how to "combine" same value in array, sum the same value by 1 then remove the second same value until no same value appear. ex :
arr{1,1,4,5}
result = {2,4,5} // 1+1 , then remove second value
arr{1,1,2}
result ={3}//1+1={2,2} -> same value 2+1= {3} remove the second value again.

what should method linked list array i use?

Answer 1

https://code.sololearn.com/cFC6oCRPZgVC
try this... still not perfect though just giving you an idea :D

Answer 2

There is currently no method that combine two values from an array. But you can create an algorithm for it.

Answer 3

so any clue to solve it?

Answer 4

thx a lot