[swift] 백준 - 10994번: 별 찍기 - 19

10994번: 별 찍기 - 19

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성공 풀이

var arr = ["*"]
for _ in 1..<Int(readLine()!)! {
    var temp = [String]()
    let count = arr[0].count
    let blockA = String(repeating: "*", count: count+4)
    let blockB = "*"+String(repeating: " ", count: count+2)+"*"
    
    temp.append(blockA)
    temp.append(blockB)
    for i in arr {
        temp.append("* \(i) *")
    }
    temp.append(blockB)
    temp.append(blockA)

    arr = temp
}
arr.forEach { print($0) }

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