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static void Main(string[] args)
{
#region
/*
while (true)
{
数组：一组同类型的数据，数组是有长度的，数组是有索引的，索引从0开始
=====彩票=====
int[] shuzu = new int[7];//定义了一个长度为6的int类型的数组
Random r = new Random();
for (int i = 0; i < 6; i++)//循环生成六个数
{
shuzu[i] = r.Next(1, 34);//生成一个数
bool isok = false;
for (int j = 0; j < i; j++)//比较是否跟之前的书相等
{
if (shuzu[j] == shuzu[i])
{
isok = true;
}
}
if (isok)
{
i--;//后退一步
continue;
}
}
shuzu[6] = r.Next(1, 17);
//输入你的号码
Console.Write("请输入红球6个，蓝球1个，逗号隔开：");
string shuru = Console.ReadLine();
string[] ren = shuru.Split(‘,‘);
//判断中了几个红球
int count = 0;
for (int i = 0; i < 6; i++)
{
for (int j = 0; j < 6; j++)
{
if (int.Parse(ren[i]) == shuzu[j])
{
count++;
}
}
}
//判断蓝球中没中
bool islan = false;
if (int.Parse(ren[6]) == shuzu[6])
{
islan = true;
}
//输出电脑随机的中奖号码
foreach (int a in shuzu)
{
Console.Write(a + " | ");
}
//判断中几等奖
if (count == 6 && islan)
{
Console.Write("一等奖");
}
else if (count == 6 && !islan)
{
Console.Write("二等奖");
}
else if (count == 5 && islan)
{
Console.Write("三等奖");
}
else if ((count == 4 && islan) || (count == 5 && !islan))
{
Console.Write("四等奖");
}
else if ((count == 3 && islan) || (count == 4 && !islan))
{
Console.Write("五等奖");
}
else if ((count == 2 && islan) || (count == 1 && islan) || (count == 0 && islan))
{
Console.Write("五块钱");
}
else
{
Console.Write("别再买了");
}
Console.ReadLine();
}
*/
#endregion
/*
====输入10个人的分数，求最高分最低分平均分====
int[] fenshu = new int[10];
int max = 0;
int min = 0;
int sum = 0;
for (int i = 0; i < 10; i++)
{
fenshu[i] = int.Parse(Console.ReadLine());
sum += fenshu[i];
if (i == 0)
{
max = fenshu[i];
min = fenshu[i];
}
else
{
if (max < fenshu[i])
{
max = fenshu[i];
}
if (min > fenshu[i])
{
min = fenshu[i];
}
}
}
Console.WriteLine("最大值："+max);
Console.WriteLine("最小值：" + min);
Console.WriteLine("平均分：" + sum/10);
*/
====输入全班同学的年龄，按年龄从大到小排序=====
Console.Write("请输入人数：");
int n = int.Parse(Console.ReadLine());
int[] nianling = new int[n];
for (int i = 0; i < n; i++)
{
Console.Write("请输入第{0}个人的年龄：",i+1);
nianling[i] = int.Parse(Console.ReadLine());
}
//开始排序
for (int j = 0; j < n - 1; j++)
{
for (int i = j+1; i < n; i++)
{
if (nianling[i] > nianling[j])
{
//等量代换
int zhong = nianling[i];
nianling[i] = nianling[j];
nianling[j] = zhong;
}
}
}
foreach (int i in nianling)
{
Console.WriteLine(i);
}
Console.ReadLine();
}
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原文地址：http://www.cnblogs.com/mn-b/p/4860712.html
