3210 박지윤 클래스 추가

HelloStudents/HelloStudents.csproj

@@ -54,6 +54,7 @@
     <Compile Include="Student3103Kim.cs" />
     <Compile Include="Student3116JO.cs" />
     <Compile Include="Student3199Ham.cs" />
+    <Compile Include="Student3210Park.cs" />
     <Compile Include="Student3209Moon.cs" />
     <Compile Include="Student3214Lee.cs" />
     <Compile Include="Student3211Son.cs" />

HelloStudents/Program.cs

@@ -103,6 +103,14 @@ static void Main(string[] args)
                    BaseYear = 2021
                });
             // 3210
+            students.Add(
+               new Student3210Park()
+               {
+                   FirstName = "지윤",
+                   LastName = "박",
+                   StudentNumber = 3210,
+                   BaseYear = 2021
+               });
             // 3211
             students.Add(
                 new Student3211Son()

HelloStudents/Student3210Park.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace HelloStudents
+{
+
+    class Student3210Park : StudentBase
+    {
+        public override string Hello()
+        {
+            return "안녕? 나는 " + this + "이야";
+        }
+    }
+}