сделаны диалоговые окна сохранения и открытия файла

result.Designer.cs

@@ -1,4 +1,4 @@
-namespace тест
+namespace тест
 {
     partial class result
     {
@@ -30,6 +30,9 @@
         {
             this.textBox1 = new System.Windows.Forms.TextBox();
             this.saveFileDialog1 = new System.Windows.Forms.SaveFileDialog();
+            this.button1 = new System.Windows.Forms.Button();
+            this.button2 = new System.Windows.Forms.Button();
+            this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog();
             this.SuspendLayout();
             // 
             // textBox1
@@ -42,11 +45,42 @@
             this.textBox1.TabIndex = 0;
             this.textBox1.FontChanged += new System.EventHandler(this.textBox1_FontChanged);
             // 
+            // saveFileDialog1
+            // 
+            this.saveFileDialog1.Filter = "Текстовые файлы (*.txt)|*.txt";
+            this.saveFileDialog1.Title = "Сохранить результат";
+            // 
+            // button1
+            // 
+            this.button1.Location = new System.Drawing.Point(13, 281);
+            this.button1.Name = "button1";
+            this.button1.Size = new System.Drawing.Size(355, 23);
+            this.button1.TabIndex = 1;
+            this.button1.Text = "Сохранить результат";
+            this.button1.UseVisualStyleBackColor = true;
+            this.button1.Click += new System.EventHandler(this.button1_Click);
+            // 
+            // button2
+            // 
+            this.button2.Location = new System.Drawing.Point(13, 310);
+            this.button2.Name = "button2";
+            this.button2.Size = new System.Drawing.Size(355, 23);
+            this.button2.TabIndex = 2;
+            this.button2.Text = "Загрузить результат";
+            this.button2.UseVisualStyleBackColor = true;
+            this.button2.Click += new System.EventHandler(this.button2_Click);
+            // 
+            // openFileDialog1
+            // 
+            this.openFileDialog1.FileName = "openFileDialog1";
+            // 
             // result
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(800, 450);
+            this.ClientSize = new System.Drawing.Size(380, 450);
+            this.Controls.Add(this.button2);
+            this.Controls.Add(this.button1);
             this.Controls.Add(this.textBox1);
             this.Name = "result";
             this.Text = "result";
@@ -61,5 +95,8 @@
 
         private System.Windows.Forms.TextBox textBox1;
         private System.Windows.Forms.SaveFileDialog saveFileDialog1;
+        private System.Windows.Forms.Button button1;
+        private System.Windows.Forms.Button button2;
+        private System.Windows.Forms.OpenFileDialog openFileDialog1;
     }
 }

result.cs

@@ -1,8 +1,10 @@
-using System;
+using Microsoft.Win32;
+using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
 using System.Drawing;
+using System.IO;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -25,8 +27,25 @@ namespace тест
         }
 
         int sum;
+        int vopros1, vopros2, vopros3, vopros4, vopros5;
 
-        public result(string f, string l, string g, string c, int s)
+        private void button2_Click(object sender, EventArgs e)
+        {
+            if (openFileDialog1.ShowDialog() == DialogResult.Cancel) { return; }
+            textBox1.Text = File.ReadAllText(openFileDialog1.FileName);
+        }
+
+        private void button1_Click(object sender, EventArgs e)
+        {
+            saveFileDialog1.FileName = "Результат " + lname + " " + fname + ".txt"; // имя по умолчанию
+
+            if (saveFileDialog1.ShowDialog() == DialogResult.OK)
+            {
+                File.WriteAllText(saveFileDialog1.FileName, textBox1.Text);
+            }
+        }
+
+        public result(string f, string l, string g, string c, int s, int v1, int v2, int v3, int v4, int v5)
         {
             InitializeComponent();
 
@@ -35,16 +54,37 @@ namespace тест
             group = g;
             course = c;
             sum = s;
+            vopros1 = v1;
+            vopros2 = v2;
+            vopros3 = v3;
+            vopros4 = v4;
+            vopros5 = v5;
+
+
         }
 
         private void result_Shown(object sender, EventArgs e)
         {
             textBox1.Text = "Тест пройден" + Environment.NewLine +
                 "Фамилия: " + lname + Environment.NewLine +
-                "Имя: " + fname + Environment.NewLine + 
+                "Имя: " + fname + Environment.NewLine +
-                "Группа: " + group + Environment.NewLine + 
+                "Группа: " + group + Environment.NewLine +
                 "Курс: " + course + Environment.NewLine +
-                "Количество баллов: " + Convert.ToString(sum) + Environment.NewLine;
+                "Количество баллов: " + Convert.ToString(sum) + Environment.NewLine +
+                "******************" + Environment.NewLine +
+                "Вопрос 1: " + correct(vopros1) + Environment.NewLine +
+                "Вопрос 2: " + correct(vopros2) + Environment.NewLine +
+                "Вопрос 3: " + correct(vopros3) + Environment.NewLine +
+                "Вопрос 4: " + correct(vopros4) + Environment.NewLine +
+                "Вопрос 5: " + correct(vopros5);
+        }
+
+
+        private string correct(int a)
+        {
+            if (a == 0) { return "Неверно"; }
+            else if (a == 1) { return "Верно"; }
+            return "Неопределенно";
         }
     }
 }

result.resx

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <root>
   <!-- 
     Microsoft ResX Schema 
@@ -120,4 +120,7 @@
   <metadata name="saveFileDialog1.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
     <value>17, 17</value>
   </metadata>
+  <metadata name="openFileDialog1.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>152, 17</value>
+  </metadata>
 </root>

testirovanie.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
@@ -375,7 +375,7 @@ namespace тест
         {
             sum = v1 + v2 + v3 + v4 + v5;
 
-            result result = new result(fname, lname, group, course, sum);
+            result result = new result(fname, lname, group, course, sum, v1, v2, v3, v4, v5);
             result.Show();
             this.Hide();
         }