[Swift] 푸드 파이트 대회

import Foundation

func solution(_ food:[Int]) -> String {
    
    let myString = food.enumerated().map {
        String(repeating: String($0.offset), count: ($0.element % 2 == 0 ? $0.element : $0.element - 1) / 2)
    }.joined()
    myString
    return "\(myString)0\(String(myString.reversed()))"
}