robsonsky

import Foundation

func sockMerchant(n: Int, ar: [Int]) -> Int {

    //check if the amount of socks is valid
    if n < 1 || n > 100 {
        print("Please, enter a valid array (1 to 100 items).")
        return 0
    }

robsonsky

func findPairs(ar: [Int], pairs: Int) -> Int {
    
    var res = pairs
    
    if ar.count > 0 {

        var newAr = ar

        let sock = newAr.remove(at: 0)

robsonsky

if n < 1 || n > 100 {
        print("Please, enter a valid array (1 to 100 items).")
        return 0
}

robsonsky

func sockMerchant(n: Int, ar: [Int]) -> Int