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  1. using System;
  2. using System.Collections.Generic;
  3. using System.ComponentModel;
  4. using System.Data;
  5. using System.Drawing;
  6. using System.Linq;
  7. using System.Text;
  8. using System.Threading.Tasks;
  9. using System.Windows.Forms;
  10.  
  11. namespace Sfera_CRM
  12. {
  13.     public partial class loginFRM : Form
  14.     {
  15.         public loginFRM()
  16.         {
  17.             InitializeComponent();
  18.         }
  19.  
  20.  
  21.         private void Enter_Click(object sender, EventArgs e)
  22.         {
  23.  
  24.  
  25.         }
  26.  
  27.         private void back_Click(object sender, EventArgs e)
  28.         {
  29.             Mapping db_Work = new Mapping();
  30.  
  31.             string query = "SELECT * FROM [Workers] WHERE Login = '" + login.Text + "' and Password='" + pass.Text + "';";
  32.  
  33.             DataTable result = db_Work.Show(query);
  34.  
  35.             List<string> errors = new List<string>();
  36.  
  37.             if (login.Text.Length == 0 || pass.Text.Length == 0)
  38.             {
  39.                 errors.Add("введите логин или пароль");
  40.             }
  41.  
  42.             if (result.Rows.Count == 0)
  43.             {
  44.                 errors.Add("Неправильный логин или пароль");
  45.             }
  46.  
  47.             if (errors.Count == 0)
  48.             {
  49.                 Config.right = result.Rows[0][2].ToString();
  50.                 Config.user_id = result.Rows[0][0].ToString();
  51.                 Config.forms["menuFRM"].Show();
  52.                 Hide();
  53.             }
  54.             else
  55.             {
  56.                 MessageBox.Show(errors[0]);
  57.             }
  58.         }
  59.  
  60.         private void Close_order_Click(object sender, EventArgs e)
  61.         {
  62.             Close();
  63.         }
  64.     }
  65. }
  66.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cs(4,14): error CS0234: The type or namespace name `Data' does not exist in the namespace `System'. Are you missing `System.Data' assembly reference?
prog.cs(9,22): error CS0234: The type or namespace name `Forms' does not exist in the namespace `System.Windows'. Are you missing `System.Windows.Forms' assembly reference?
prog.cs(13,37): error CS0246: The type or namespace name `Form' could not be found. Are you missing an assembly reference?
Compilation failed: 3 error(s), 0 warnings
stdout
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Standard output is empty
https://ideone.com/XXGn9m
language:
C# (gmcs 5.20.1)
created:
4 years ago
visibility:
public

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