스위프트 백준 2292 벌집

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<정답코드>

//
//  main.swift
//  BOJ
//
//  Created by leehwajin on 2022/12/29.
//
import Foundation
//2292 벌집7
let num = Int(readLine()!)!


var plus = 0
var start = 2


if num == 1{
    print("1")
}else{
    for i in 0...999999{
        plus = 5+6*i
        if num <= start+plus{
            print(i+2)
            break
        }else{
            start = start+plus+1
            continue
        }
    }
}

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<풀이>