Solution: Find The K-th Lucky Number
Discover how to find the k-th lucky number composed only of digits 4 and 7 by applying bitwise manipulation. This lesson teaches you to convert an integer k into a binary-like sequence and then transform it into the lucky number. You will understand the step-by-step process and analyze the time and space complexity of the solution.
We'll cover the following...
We'll cover the following...
Statement
A number is called lucky if it comprises only the digits k.
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