Problem 1827. Negation the hard way
Write a function that has the following property: f(f(x)) = -x for any numeric array x.
Note that there is no restriction on the output for f(x). How bizarre can you make it?
Solution Stats
Problem Comments
Solution Comments
Show commentsProblem Recent Solvers67
Suggested Problems
-
Maximum running product for a string of numbers
2142 Solvers
-
Given an unsigned integer x, find the largest y by rearranging the bits in x
1791 Solvers
-
Back to basics 11 - Max Integer
776 Solvers
-
Given a window, how many subsets of a vector sum positive
850 Solvers
-
1254 Solvers
More from this Author9
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!