Find the Second Highest num from an array

[srinivasboga]

Summary: Create a function to find the second highest number in an array.

Checkouts

• [ ] The method should handle duplicates in the input array.
• [ ] If there are fewer than two distinct numbers, the method should indicate that the second highest number cannot be found.
• [ ] Provide an efficient solution using Java Streams.

Example Input/Output:

Input: {5, 13, 4, 21, 13, 27, 2, 59, 59, 34} Output: 59 (the second highest number)

Additional Notes:

Ensure to validate the input for edge cases, such as empty arrays or arrays with only one distinct element.

[an-kum]

Hello, I am new to GitHub, and I want to contribute this one as my first issue.