swift

Find Second Largest Element in an Array()

Parameters: [Int]

An array of integers from which second largest number will be found

Returns: Int

A Swift function that accepts an array of integers as input and sorts the data to find and return the second largest integer.

Arrays
Sorting
Conditionals
Medium dificulty

Writing a Swift Function to Find the Second Largest Element

Hello Programmer! This blog post will guide you through a popular coding challenge - finding the second largest element in an array. Unlike some daunting coding problems, this one's quite manageable. It presents an excellent opportunity to learn and apply concepts in the Swift programming language. From your array, you'll find and output its second-largest number. Enjoy programming!

Learn function in:

Finding Second Largest Element in an Array

Function finds the second largest number in a given array of integers

Learn more

Mathematical principle

The problem leverages the mathematical principle of order and comparison. The function sorts the numbers in the array in descending order and then returns the number at the second index. `array.sort(by: >)` is used to sort in descending order and `array[1]` returns the second element.

Learn more