//定义一个结构体，存放关于车辆的几个信息
//将所有车的信息都放入集合中
//车型号 价格（W） 轴距 （mm） 油耗（L/100km）
//宝马320Li 38 2920 6.9
//宝马520Li 43 3108 7.2
//宝马730Li 89 3210 6.3
//奥迪A4L35TFSI 31 2869 6.2
//奥迪A6L30TFSI 43 3012 7.6
//奥迪A8L45TFSI 89 3122 8.1
//奔驰C200L 35 2920 6.1
//奔驰E260L 48 3014 6.7
//奔驰S320L 93 3165 8
//所有在售车辆中最便宜的
//求宝马中最便宜的车型是什么，所有信息列出
//选个轴距最长的
//选个轴距最长的，必须是奔驰
//想要一辆油耗最低的车
//想要一辆油耗最低的奥迪车
//我只有50万，看看能买什么车
//我只需要60万以上的车，列出来所有车型和所有信息
//轴距必须超过3m，列列表
//油耗在8.5以下都行，列列表
//我不在乎油耗，要油耗最高的车
ArrayList al = new ArrayList();
qiche qc = new qiche();
qc.xinghao = "宝马320Li";
qc.price = 38;
qc.zhouju = 2920;
qc.youhao = 6.9;
al.Add(qc);
qc.xinghao = "宝马520Li";
qc.price = 43;
qc.zhouju = 3108;
qc.youhao = 7.2;
al.Add(qc);
qc.xinghao = "宝马730Li";
qc.price = 89;
qc.zhouju = 3210;
qc.youhao = 6.3;
al.Add(qc);
qc.xinghao = "奥迪A4L35TFSI";
qc.price = 31;
qc.zhouju = 2869;
qc.youhao = 6.2;
al.Add(qc);
qc.xinghao = "奥迪A6L30TFSI";
qc.price = 43;
qc.zhouju = 3012;
qc.youhao = 7.6;
al.Add(qc);
qc.xinghao = "奥迪A8L45TFSI";
qc.price = 89;
qc.zhouju = 3122;
qc.youhao = 8.1;
al.Add(qc);
qc.xinghao = "奔驰C200L";
qc.price = 35;
qc.zhouju = 2920;
qc.youhao = 6.1;
al.Add(qc);
qc.xinghao = "奔驰E260L";
qc.price = 48;
qc.zhouju = 3014;
qc.youhao = 6.7;
al.Add(qc);
qc.xinghao = "奔驰S320L";
qc.price = 93;
qc.zhouju = 3165;
qc.youhao = 8;
al.Add(qc);
//所有在售车辆中最便宜的
for (int i = 0; i < 8; i++)
{
for (int j = i + 1; j < 9; j++)
{
if (((qiche)al[i]).price > ((qiche)al[j]).price)
{
object zhong = al[i];
al[i] = al[j];
al[j] = zhong;
}
}
}
qiche qc1 = (qiche)al[0];
Console.WriteLine("所有在售车辆中最便宜的：" + "\n" + "{0}" + "\t" + "价格：{1}万元" + "\t" + "轴距{2}mm" + "\t" + "油耗{3}L/100km。", qc1.xinghao, qc1.price, qc1.zhouju, qc1.youhao);
Console.WriteLine();
//求宝马中最便宜的车型是什么，所有信息列出
for (int i = 0; i < 9; i++)
{
if (((qiche)al[i]).xinghao.Contains("宝马"))
{
qiche qc2 = (qiche)al[i];
Console.WriteLine("宝马车中最便宜的车辆信息：" + "\n" + "{0}" + "\t" + "价格：{1}万元" + "\t" + "轴距{2}mm" + "\t" + "油耗{3}L/100km。", qc2.xinghao, qc2.price, qc2.zhouju, qc2.youhao);
break;
}
}
Console.WriteLine();
//选个轴距最长的
for (int i = 0; i < 8; i++)
{
for (int j = i + 1; j < 9; j++)
{
if (((qiche)al[i]).zhouju < ((qiche)al[j]).zhouju)
{
object zhong = al[i];
al[i] = al[j];
al[j] = zhong;
}
}
}
qiche qc3 = (qiche)al[0];
Console.WriteLine("轴距最长的车辆信息：" + "\n" + "{0}" + "\t" + "价格：{1}万元" + "\t" + "轴距{2}mm" + "\t" + "油耗{3}L/100km。", qc3.xinghao, qc3.price, qc3.zhouju, qc3.youhao);
Console.WriteLine();
//选个轴距最长的，必须是奔驰
for (int i = 0; i < 9; i++)
{
if (((qiche)al[i]).xinghao.Contains("奔驰"))
{
qiche qc2 = (qiche)al[i];
Console.WriteLine("奔驰车中轴距最长的车辆信息：" + "\n" + "{0}" + "\t" + "价格：{1}万元" + "\t" + "轴距{2}mm" + "\t" + "油耗{3}L/100km。", qc2.xinghao, qc2.price, qc2.zhouju, qc2.youhao);
break;
}
}
Console.WriteLine();
//想要一辆油耗最低的车
for (int i = 0; i < 8; i++)
{
for (int j = i + 1; j < 9; j++)
{
if (((qiche)al[i]).youhao > ((qiche)al[j]).youhao)
{
object zhong = al[i];
al[i] = al[j];
al[j] = zhong;
}
}
}
qiche qc5 = (qiche)al[0];
Console.WriteLine("轴距最长的车辆信息：" + "\n" + "{0}" + "\t" + "价格：{1}万元" + "\t" + "轴距{2}mm" + "\t" + "油耗{3}L/100km。", qc5.xinghao, qc5.price, qc5.zhouju, qc5.youhao);
Console.WriteLine();
//想要一辆油耗最低的奥迪车
for (int i = 0; i < 8; i++)
{
for (int j = i + 1; j < 9; j++)
{
if (((qiche)al[j]).xinghao.Contains("奥迪"))
{
object zhong = al[i];
al[i] = al[j];
al[j] = zhong;
}
}
}
for (int i = 0; i < 8; i++)
{
for (int j = i + 1; j < 9; j++)
{
if (((qiche)al[i]).youhao > ((qiche)al[j]).youhao && ((qiche)al[i]).xinghao.Contains("奥迪") && ((qiche)al[j]).xinghao.Contains("奥迪"))
{
object zhong = al[i];
al[i] = al[j];
al[j] = zhong;
}
}
}
qiche qc6 = (qiche)al[0];
Console.WriteLine("奥迪车中油耗最低的车辆信息：" + "\n" + "{0}" + "\t" + "价格：{1}万元" + "\t" + "轴距{2}mm" + "\t" + "油耗{3}L/100km。", qc6.xinghao, qc6.price, qc6.zhouju, qc6.youhao);
Console.WriteLine();
//我只有50万，看看能买什么车
Console.WriteLine("只有50万，所有能买的车为：");
for (int i = 0; i < 9; i++)
{
if (((qiche)al[i]).price <= 50)
{
qiche qc7 = (qiche)al[i];
Console.WriteLine("{0}" + "\t" + "价格：{1}万元" + "\t" + "轴距{2}mm" + "\t" + "油耗{3}L/100km。", qc7.xinghao, qc7.price, qc7.zhouju, qc7.youhao);
}
}
Console.WriteLine();
//我只需要60万以上的车，列出来所有车型和所有信息
Console.WriteLine("所有60万以上的车辆信息：");
for (int i = 0; i < 9; i++)
{
if (((qiche)al[i]).price > 60)
{
qiche qc7 = (qiche)al[i];
Console.WriteLine("{0}" + "\t" + "价格：{1}万元" + "\t" + "轴距{2}mm" + "\t" + "油耗{3}L/100km。", qc7.xinghao, qc7.price, qc7.zhouju, qc7.youhao);
}
}
Console.WriteLine();
//轴距必须超过3m，列列表
Console.WriteLine("轴距超过3m的车辆信息：");
for (int i = 0; i < 9; i++)
{
if (((qiche)al[i]).zhouju > 3000)
{
qiche qc8 = (qiche)al[i];
Console.WriteLine("{0}" + "\t" + "价格：{1}万元" + "\t" + "轴距{2}mm" + "\t" + "油耗{3}L/100km。", qc8.xinghao, qc8.price, qc8.zhouju, qc8.youhao);
}
}
Console.WriteLine();
//油耗在8.5以下都行，列列表
Console.WriteLine("油耗8.5以下的车辆信息：");
for (int i = 0; i < 9; i++)
{
if (((qiche)al[i]).youhao < 8.5)
{
qiche qc9 = (qiche)al[i];
Console.WriteLine("{0}" + "\t" + "价格：{1}万元" + "\t" + "轴距{2}mm" + "\t" + "油耗{3}L/100km。", qc9.xinghao, qc9.price, qc9.zhouju, qc9.youhao);
}
}
Console.WriteLine();
//我不在乎油耗，要油耗最高的车
for (int i = 0; i < 8; i++)
{
for (int j = i + 1; j < 9; j++)
{
if (((qiche)al[i]).youhao < ((qiche)al[j]).youhao)
{
object zhong = al[i];
al[i] = al[j];
al[j] = zhong;
}
}
}
qiche qc10 = (qiche)al[0];
Console.WriteLine("油耗最高的车辆信息：{0}，价格：{1}万元，轴距{2}mm，油耗{3}L/100km。", qc10.xinghao, qc10.price, qc10.zhouju, qc10.youhao);
