인벤토리에 아이템 넣고 빼기

using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks;   namespace Syntax51 {     class Program     {         static void Main(string[] args)         {             new App();         }     } }

using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks;   namespace Syntax51 {     class App     {         public App()         {             var inventory = new Inventory();             inventory.AddItem(new Item(100, "장검"));             inventory.AddItem(new Item(200, "단검"));             inventory.AddItem(new Item(300, "대검"));             inventory.AddItem(new Item(400, "창"));             inventory.AddItem(new Item(500, "활"));               inventory.FindItemByName("장검");                        inventory.FindIndexofItemByName("단검");             inventory.DisplayInventoryItemNames();             inventory.RemoveItemByName("장검");             inventory.DisplayInventoryItemNames();             inventory.AddItem(new Item(600, "도끼"));             inventory.DisplayInventoryItemNames();             inventory.AddItem(new Item(600, "도끼"));

using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks;   namespace Syntax51 {     class Inventory     {         public Item[] arrItems;         public int index=0;         public Inventory()         {             this.arrItems = new Item[5];         }         public void AddItem(Item item)         {             for (int i = 0; i < arrItems.Length; i++)             {                 if (arrItems[i] == null)                 {                     this.arrItems[i] = item;                     Console.WriteLine(item.name+"이 생성되었습니다.");                     return;                 }                            }             Console.WriteLine("공간이부족합니다.");                      }         public void RemoveItemByName(string name)         {               for (int i = 0; i < arrItems.Length; i++)             {                 if (arrItems[i].name == name)                 {                     arrItems[i] = null;                     break;                 }                 else                 {                     Console.WriteLine("해당상품이 없습니다.");                 }             }         }         public void DisplayInventoryItemNames()         {             for (int i = 0; i < arrItems.Length; i++)             {                 if (arrItems[i] != null)                 {                     Console.Write(arrItems[i].name+" ");                 }                                          }             Console.WriteLine();         }         public int FindIndexofItemByName(string name)         {             for (int i = 0; i < arrItems.Length; i++)             {                 if (arrItems[i].name != null&& arrItems[i].name == name)                 {                     Console.WriteLine(arrItems[i].id);                     return arrItems[i].id;                 }                           }             Console.WriteLine("해당 아이템을 찾을수 없습니다.");             return 0;           }         public Item FindItemByName(string name)         {             for (int i = 0; i < arrItems.Length; i++)             {                 if (arrItems[i] != null && name == arrItems[i].name)                 {                     Console.WriteLine($"{arrItems[i].name}을 찾았습니다.");                     return arrItems[i];                 }                 Console.WriteLine("아이템을 찾을 수 없습니다.");                 return null;             }                          return null;           }        } }

using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks;   namespace Syntax51 {     class Item     {         public int id;         public string name;         public Item(int id, string name)         {             this.id = id;             this.name = name;         }     } }