C#第十三节课

冒泡排序

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace shuzufuxi
{
class Program
{
static void Main(string[] args)
{

//Console.WriteLine("请输入人数：");
//int n = int.Parse(Console.ReadLine());
//string[] name = new string[n+1];
//string[] t = new string[n+1];
//for (int i = 1; i <= n;i++ )
//{

// Console.Write("请输入第" + i + "个人的名字：");
// name[i] = Console.ReadLine();
// Console.Write("请输入他的手机号：");
// t[i] = Console.ReadLine();
// Console.Write("输入成功！");
// Console.ReadLine();
// Console.Clear();
// }
//Random ran=new Random();
//int a=0;
//string s=null;
//for (; ; )
//{
// for (int j = 0; ; j++)
// {
// Console.Clear();
// a = ran.Next(n + 1);
// Console.WriteLine(name[a] + ":" + t[a]);
// System.Threading.Thread.Sleep(100);
// if (j==10)
// {
// Console.WriteLine(name[a] + ":" + t[a]);
// Console.ReadLine();
// break;
// }
// }
//}

 

//冒泡排序 从大到小排列
//int[] shuzu = new int[] { 3, 1, 8, 4, 0, 5, 6 };
//8134056
//8314056
//

 

 

//foreach (int a in shuzu)
//{
// Console.WriteLine(a);
//}

 

 

//object //所有类的基类，可以接受任何数据类型

 

 

Console.Write("请输入人数：");
int n = int.Parse(Console.ReadLine());
string [] name=new string[n];
double[] cj = new double[n];
double sum = 0;
for (int i = 0; i < n; i++)
{
Console.Clear();
Console.Write("请输入第" + (i + 1) + "个人的名字:");
name[i] = Console.ReadLine();
Console.Write("请输入第"+(i+1)+"个人的成绩:");
cj[i] = double.Parse(Console.ReadLine());
Console.WriteLine("输入成功");
System.Threading.Thread.Sleep(300);
}
Console.Clear();
string y;
double x = 0;
for (int j = 0; j < (n-1); j++)
{
for (int m = 0; m < (n - j-1); m++)
{
if (cj[m] > cj[m+1])
{
x = cj[m];
cj[m] = cj[m+1];
cj[m+1] = x;
y = name[m];
name[m] = name[m + 1];
name[m + 1] = y;
}
}
}
Console.WriteLine("成绩由低到高排列顺序为：");
//foreach (double e in cj)
//{

// Console.WriteLine(e);
//}
for (int r = 0; r < n; r++)
{
Console.WriteLine(name[r]+":"+cj[r]);
}
for (int z = 1; z < (n - 1); z++)
{

sum += cj[z];
}

Console.WriteLine("平均成绩为："+(sum/(n-2)));
Console.WriteLine("最低成绩为：" + cj[0]);
Console.WriteLine("最高成绩为：" + cj[n-1]);

Console.ReadLine();

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

}
}
}