Problem 42754. Odd elimination
Inspired by Project Euler problem #539
You'll be given a vector from 1 to n;
Going from left to right, remove the first number and every other number afterward until the end of the list.
Repeat the procedure from right to left, removing the right most number and every other number from the numbers left. Continue removing every other numbers, alternating left to right and right to left, until a single number remains.
Example with n=9
1 2 3 4 5 6 7 8 9
2 4 6 8
2 6
6
Solution Stats
Problem Comments
-
1 Comment
goc3
on 25 Feb 2016
Similar to, though simpler than, James's decimation problem: https://www.mathworks.com/matlabcentral/cody/problems/1092-decimation.
Solution Comments
Show commentsProblem Recent Solvers59
Suggested Problems
-
2236 Solvers
-
252 Solvers
-
7750 Solvers
-
635 Solvers
-
4366 Solvers
More from this Author12
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!