Largest Odd Number in String
Explore how to identify the largest odd-valued integer within a given string by applying greedy techniques. This lesson guides you in understanding substring properties and implementing an efficient solution while preparing for coding interviews.
We'll cover the following...
We'll cover the following...
Statement
You are given a string, num, which represents a large integer. Your task is to find the largest odd-valued integer that can be formed as a non-empty substring of num. Return this odd integer as a string. If no odd integer exists, return an empty string ("").
Note: A substring is a continuous sequence of characters within a string.
Constraints: ...