[프로그래머스]Lv.0 순서 바꾸기 C# (Array.Copy, skip, take)

https://school.programmers.co.kr/learn/courses/30/lessons/181891

프로그래머스

소스코드1

using System;
using System.Collections.Generic;
using System.Linq;
public class Solution
{
    public int[] solution(int[] num_list, int n)
    {
        List<int> answer = new List<int>();

        int[] first = num_list.Skip(n).ToArray();
        int[] second = num_list.Take(n).ToArray();

        answer.AddRange(first);
        answer.AddRange(second);

        return answer.ToArray();
    }
}

소스코드2

using System;
using System.Collections.Generic;
using System.Linq;
public class Solution
{
    public int[] solution(int[] num_list, int n)
    {
        int[] answer = new int[num_list.Length];

        Array.Copy(num_list, n, answer, 0, num_list.Length - n);
        Array.Copy(num_list, 0, answer, num_list.Length - n, n);

        return answer;
    }
}