Problem 2193. Mysterious digits operation (easy)

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

Solution Comments

Problem Recent Solvers289

Suggested Problems

• Back to basics 1 - Saving

  551 Solvers

• Back to basics 8 - Matrix Diagonals

  931 Solvers

• Dimensions of a rectangle

  5315 Solvers

• Flipping

  594 Solvers

• Matlab Basics - Rounding I

  472 Solvers

More from this Author43

• Two functions (to be sure)

  18 Solvers

• Negation and new variables

  21 Solvers

• How many monitors are connected ?

  153 Solvers

• Can you beat the lottery again (for hardcore coder) ?

  14 Solvers

• Chess ELO rating system

  86 Solvers