Problem 322. Number of Circles in a Number
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 commentsProblem Recent Solvers243
Suggested Problems
-
625 Solvers
-
Implement simple rotation cypher
1092 Solvers
-
Magic is simple (for beginners)
11051 Solvers
-
Simple equation: Annual salary
4251 Solvers
-
Returning a "greater than" vector
275 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!