数据类型
int a = 98;//整数
double b = 26.2;//小数
b = 45.2;
float c = 9.3265545f;//浮点
char d='w';
bool f = true;
bool e = false;
输入输出
Console.WriteLine("69+85");
string a=Console.ReadLine ();
Console.WriteLine("您刚才输入的是什么");
string b = Console.ReadLine();
Console.WriteLine("再见");
double shui = 0.07;
int bbb = 10000;
double aca = bbb * shui;
Console.WriteLine(aca);