using System;

public class Program

{

    public static void Main()

    {

        int n,min=2,i;

        int [] arr=new int [10];

        Console.WriteLine("insert candidate number:");

        n=int.Parse(Console.ReadLine());

                while ((n>=1)&&(n<=10))

                {   

                    arr [n-1]++;

                    Console.WriteLine("insert candidate number:");

                    n=int.Parse(Console.ReadLine());    

               }

        min= arr[0];

        for (i=1;i<=9;i++)

            if (arr[i]<min)  min=arr[i];

        Console.WriteLine("out canddate is:canddate number {0,4}",min);

    }

    }

​