C# 배열연습

Unity3D/C# 2020. 4. 17. 21:28
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using System;
 
namespace test_001
{
    class MainClass
    {
        public static void Main(string[] args)
        {
            string[] arr = new string[10];
            arr[0= "kim";
            arr[3= "hong";
            arr[7= "jang";
            arr[9= "lim";
            foreach (string name in arr) {
                if (name == null)
                {
                    Console.WriteLine("[     ]");
                }
                else {
                    Console.WriteLine(name);
                }
            }
 
            Console.WriteLine("***************");
 
            var m = new MainClass();
            m.Sort(arr);
            
        }
 
        public void Sort(string[] arr) {
            int idx = 0;
            foreach (string name in arr)
            {
                if (name != null)
                {
                    idx = Array.IndexOf(arr, name);
                    var current = idx;
                    var prev = current - 1;
                    while (true)
                    {
                        if (prev < 0 || arr[prev] != nullbreak;
                        arr[prev] = arr[current];
                        arr[current] = null;
                        current = prev;
                        prev = current - 1;
 
                        for (int i = 0; i < arr.Length; i++) {
                            if (arr[i] == null)
                                Console.WriteLine("[     ]");
                            else
                                Console.WriteLine(arr[i]);
                        }
 
                        Console.WriteLine("***************");
                    }
                }
            }
        }
    }
}
 
 
 
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