[Swift] 백준 1181

let number: Int = Int(readLine()!)!

var arrayOfGivenData: [String] = []

for _ in 1...number { arrayOfGivenData.append(readLine()!) }

arrayOfGivenData = Array(Set(arrayOfGivenData)).sorted(by: { $0 < $1 }).sorted(by: { $0.count < $1.count })

for item in arrayOfGivenData{

  print(item)

}