public static void Main()
Console.WriteLine("โปรแกรมตัดเกรด");
Console.Write("ใส่จำนวนคน : ");
int N = int.Parse(Console.ReadLine());
int[] score = new int[N+1];
string[] Name = new string[N+1];
for (int i= 1; i <= N; i++)
Console.Write("ใส่ชื่อคนที่" + i.ToString() + " : " );
Name[i] = Console.ReadLine();
Console.Write("ใส่คะแนนคนที่" + i.ToString() + " : ");
score[i] = int.Parse(Console.ReadLine());
for (int i = 1; i <= N; i++)