Practice Numbers At Most N Given Digit Set
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Numbers At Most N Given Digit Set
Given an array of digits which is sorted in non-decreasing order. You can write numbers using each digits[i] as many times as we want. For example, if digits = ['1','3','5'], we may write numbers such as '13', '551', and '1351315'. Return the number of positive integers that can be generated that are less than or equal to a given integer n.
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Problem Statement
Given an array of digits which is sorted in non-decreasing order. You can write numbers using each digits[i] as many times as we want. For example, if digits = ['1','3','5'], we may write numbers such as '13', '551', and '1351315'. Return the number of positive integers that can be generated that are less than or equal to a given integer n.
Source: Numbers At Most N Given Digit Set on LeetCode. Use the original task for its coding environment and submissions.
Numbers At Most N Given Digit Set
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Examples
# Example 1
digits = ["1","3","5","7"], n = 100
20
# Example 2
digits = ["1","4","9"], n = 1000000000
29523
# Example 3
digits = ["7"], n = 8
1
Constraints
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