Digit Counts
Source
- lintcode: Digit Counts
Count the number of k's between 0 and n. k can be 0 - 9.
Example
if n=12, k=1 in [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
we have FIVE 1's (1, 10, 11, 12)
Java
Count the number of k's between 0 and n. k can be 0 - 9.
Example
if n=12, k=1 in [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
we have FIVE 1's (1, 10, 11, 12)