例3：大×××中奖查询
Label1.Text = "";
Label1.Text = "开奖号码是:";
Label2.Text = "";
Label2.Text = "×××号码是：";
Label3.Text = "";
Label4.Text = "";
Label4.Text = "你中奖的号码是:";
int[] jianghao = { 1, 3, 8, 9, 12};
int[] lanhao1 = {8,12};
int[] caipiao = { 3, 5, 9, 12, 18};
int[] lanhao2 = {8,10};
int c = 0;
int sum1= 0;
int sum2 = 0;
//显示开奖号码
foreach (int a in jianghao)
{
Label1.Text += a.ToString() + " ";
}
foreach (int b in lanhao1)
{
Label1.Text +=b.ToString()+" ";
}
//显示×××号码
while (c< caipiao.Length)
{
Label2.Text += caipiao[c] + " ";
c++;
}
foreach (int d in lanhao2)
{
Label2.Text +=d.ToString()+" ";
}
//显示中奖情况（中奖号码及其个数）
for (int i = 0; i < caipiao.Length; i++)
{
for (int j = 0; j < jianghao.Length; j++)
{
if (caipiao[i] == jianghao[j])
{
sum1++;
Label4.Text += jianghao[j] + " ";
}
}
}
for (int f = 0;f< lanhao1.Length; f++)
{
for (int g = 0; g < lanhao2.Length; g++)
{
if (lanhao1[f] ==lanhao2[g])
{
sum2++;
Label4.Text +=lanhao1[f] + " ";
}
}
}
Label3.Text = "你中了" + (sum1+sum2).ToString() + "个号码";
//根据中奖号码个数，判断中奖情况
if (sum2 == 7)
{
Label5.Text = "恭喜你！中奖500万！";
}
else if ((sum1+sum2)== 6)
if (sum1==6)
{
Label5.Text = "恭喜你！中奖10万！";
}
else
{
Label5.Text = "恭喜你！中奖3万！";
}
else if ((sum1 + sum2) == 5)
if (sum1==5)
{
Label5.Text = "恭喜你！中奖1万！";
}
else if(sum1 == 4&&sum2==1)
{
Label5.Text = "恭喜你！中奖3000千！";
}
else
{
Label5.Text = "恭喜你！中奖200百！";
}
else if ((sum1 + sum2) ==4)
if (sum1==4)
{
Label5.Text = "恭喜你！中奖200百！";
}
else
{
Label5.Text = "恭喜你！中奖10元！";
}
else if ((sum1 + sum2) == 3)
{
Label5.Text = "恭喜你！中奖5元！";
}
else
{
Label5.Text = "谢谢再次光临！";
}
