Cody

Problem 44845. Just another sum (JAS)

Task:

Write a function that takes a vector X and returns the alternating sum of X:

X(1)-X(2)+X(3)-X(4)+...

Example:

for vector X=[1 2 3] the function should return 1-2+3=2.

Solution Stats

63.64% Correct | 36.36% Incorrect
Last solution submitted on Jul 29, 2019