how to compare an element of array with all other elements in swift

main.swift
let arr = [1, 2, 3, 4, 5]
let indexToCompare = 2

for i in 0..<arr.count {
    if i != indexToCompare {
        if arr[indexToCompare] == arr[i] {
            print("Element at index \(indexToCompare) is equal to element at index \(i)")
        }
    }
}
255 chars
11 lines