Given a number, return the number of closed 'circles' in the base 10 numerical representation.
Note: the number 4 has no circles
Example:
8819 -> 5
Solution Stats
Problem Comments
Solution Comments
Show comments
Loading...
Problem Recent Solvers244
Suggested Problems
-
Remove the polynomials that have positive real elements of their roots.
1740 Solvers
-
Determine if a Given Number is a Triangle Number
397 Solvers
-
499 Solvers
-
394 Solvers
-
1226 Solvers
More from this Author56
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!