Solution: Find The K-th Lucky Number
Understand how to find the k-th lucky number, a number containing only digits 4 and 7, through bitwise manipulation. Learn to convert an integer into a binary-like sequence and replace bits to form the lucky number. This lesson covers the step-by-step approach and analyzes time and space complexity for efficient computation.
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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