How should I practice Ashley Love Numbers?

Start by reading the full statement, solve the visible examples, then compare the pattern against related Atlassian online assessment problems in FastPrep.

Is Ashley Love Numbers associated with Atlassian?

FastPrep tags this as a Atlassian online assessment coding practice problem when the problem catalog has that company and stage context.

Problem · Math

Ashley Love Numbers

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● Easy

AtlassianFULLTIMEOA

Problem statement

Count integers in the inclusive range [left, right] whose decimal representation contains no repeated digit.

Function

countLoveNumbers(left: int, right: int) → int

Examples

Example 1

left = 1right = 20return = 19

Every value except 11 has no repeated decimal digit.

Constraints

0 <= left <= right <= 1000000