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 Solvers245
Suggested Problems
-
2466 Solvers
-
1912 Solvers
-
What is the distance from point P(x,y) to the line Ax + By + C = 0?
558 Solvers
-
Remove the two elements next to NaN value
703 Solvers
-
510 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!