using System;

public class Program

{

    public static void Main()

    {

static void Main(string[] args) 

​

string email, name, dname:

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bool result:

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int m;

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Consolc.WriteLine（"请输入邮箱地址”）;

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email =Console.Readline();

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result =(email.IndexOf(' != -1) && (email.Indexof('@')!= -1);

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Console.WriteLine(result）;

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m = email.IndexOf('@’);

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name = email.Substring(0, m);

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Console.WriteLine(name)

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m=cmail.LastIndexOf('.');

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dname - email.Substring(m+1);

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Console.WriteLine(dname);

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Console.ReadLine(;

​

1

​

​

    }

}