using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Collections;
using Microsoft.VisualBasic;

namespace p110_6跳水
{
    public class getBestPosition
    {
        public int sum;
        public void BestPosition(int number, int sum, out int[] position)
        {
            int i;
            int flat;
            this.sum = sum;
            position = new int[number];

            for (i = 0; i < number; i++)
            {
                position[i] = 1;//该位置的跳水

            }

            for (i = 1; i < sum + 1; i++)
            {
                flat = 0;
                for (i = 0; i < number; i++)
                {
                    if (position[i] == 1)
                    {
                        flat++;
                        if (flat % 7 == 0)//满足条件的跳水
                        {
                            position[i] = 0;//将跳了水的置0；

                        }
                    }
                    
             if (flat == i)
             {
                 i = 1;
             }
                    
                }
            }
        }
        class Program
        {
            static void Main(string[] args)
            {
                int sum;
                int number;
                int i;
                getBestPosition p = new getBestPosition();
                Random rand = new Random();
                sum = rand.Next(50);
                number = sum;
                int[] position = new int[sum];

                p.sum = sum;
                p.BestPosition(number, sum, out position);

                Console.Write("跳水的顺序：");
                for (i = 0; i < number; i++)
                {
                    if (position[i] == 0)
                    {

                        Console.WriteLine(i + 1);
                    }
                }
                Console.Write("跳水的人的总数：");
                Console.WriteLine(sum);


            }
        }
    }
}

我想把跳水的一个个输出，我的类好像出了问题了，他只跳到第二遍就无法循环了，题目的要求是一堆人围成一圈，数到7的就跳水；求路过的朋友帮帮忙！

双重for循环那里有问题 你俩循环里都用的同一个变量i，建议内重循环i改为j

不行啊。。。