[CodeSignal] alternatingSums 이번 문제는 쉬워서 올리지 않을까 했지만, 그냥 올리기로. 문제 Several people are standing in a row and need to be divided into two teams. The first person goes into team 1, the second goes into team 2, the third goes into team 1 again, the fourth into team 2, and so on. You are given an array of positive integers - the weights of the people. Return an array of two integers, where the first element is the total weight of ..