编辑代码

using System;

public class HelloWorld
{
    public static void Main()
    {
        int i=1;
        int sum=0;
        while(i<=100)
        {
            if(i%2!=0)
            {
                sum=sum+i;
            }
            i++;
        }
        Console.WriteLine("1-100之间的奇数之和为{0}",sum);
      
       while(i<=100)
       {
           if(i%2==0)
           {
               sum=sum+i;
           }
           i++;
       }
       Console.WriteLine("1-100之间的偶数之和为{0}",sum);
       Console.ReadLine();
    }
}