Problem 2193. Mysterious digits operation (easy)

 0    -> 0
 1    -> 9
 121  -> 9
 44   -> 6
 15   -> 5
 1243 -> 7
 ...

Solution Comments

Problem Recent Solvers329

Suggested Problems

• middleAsColumn: Return all but first and last element as a column vector

  653 Solvers

• Calculate the Number of Sign Changes in a Row Vector (No Element Is Zero)

  975 Solvers

• Alternately upper-lower case

  283 Solvers

• Matlab Basics - Absolute Value

  679 Solvers

• Pentagonal Numbers

  681 Solvers

More from this Author43

• I want to know everything!

  13 Solvers

• Sum of big primes without primes

  247 Solvers

• Permute diagonal and antidiagonal

  517 Solvers

• BLOCK x3 (Version 1)

  11 Solvers

• Two functions (to be sure)

  22 Solvers