import UIKit

//var str = "Hello!"
//
//for index in 0..<100 {
//    if index < 30 {
//        let stringIndex = String(index)
//        print(str + " - " + stringIndex)
//    } else {
//        print(str)
//    }
//}

var numbers = [Int]()

numbers.append(4)
numbers.append(3)
numbers.append(1)
numbers.append(423)
numbers.append(2342344)
numbers.append(0)
numbers.append(999)

let length = numbers.count
var sum = 0

for index in 0..<length {
    sum = sum + numbers[index]
}

let removeNumber = numbers.remove(at: 3)
numbers

numbers.append(2)
numbers.remove(at: 1)
let value = numbers[2]


let names = ["Lukman", "Lukman", "Lukman", "Lukman"]

var search = "Lukman"


for i in 0..<names.count {
    let name = names[i]
    if name == search {
        print(i)
    }
}