#include <math.h>
#pragma once
void create_table(double begin, double end, double gap);
namespace Knopka_lab6 {

    using namespace System;
    using namespace System::ComponentModel;
    using namespace System::Collections;
    using namespace System::Windows::Forms;
    using namespace System::Data;
    using namespace System::Drawing;

    /// <summary>
    /// Сводка для Form1
    /// </summary>
    public ref class Form1 : public System::Windows::Forms::Form
    {
    public:
        Form1(void)
        {
            InitializeComponent();
            //
            //TODO: добавьте код конструктора
            //
        }

    protected:
        /// <summary>
        /// Освободить все используемые ресурсы.
        /// </summary>
        ~Form1()
        {
            if (components)
            {
                delete components;
            }
        }
    private: System::Windows::Forms::ListBox^  listBox1;
    protected:
    private: System::Windows::Forms::Label^  label1;
    private: System::Windows::Forms::Label^  label2;
    private: System::Windows::Forms::Label^  label3;
    private: System::Windows::Forms::Label^  label4;
    private: System::Windows::Forms::TextBox^  textBox1;
    private: System::Windows::Forms::TextBox^  textBox2;
    private: System::Windows::Forms::TextBox^  textBox3;
    private: System::Windows::Forms::Button^  button1;

    private:
        /// <summary>
        /// Требуется переменная конструктора.
        /// </summary>
        System::ComponentModel::Container ^components;

#pragma region Windows Form Designer generated code
        /// <summary>
        /// Обязательный метод для поддержки конструктора - не изменяйте
        /// содержимое данного метода при помощи редактора кода.
        /// </summary>
        void InitializeComponent(void)
        {
            this->listBox1 = (gcnew System::Windows::Forms::ListBox());
            this->label1 = (gcnew System::Windows::Forms::Label());
            this->label2 = (gcnew System::Windows::Forms::Label());
            this->label3 = (gcnew System::Windows::Forms::Label());
            this->label4 = (gcnew System::Windows::Forms::Label());
            this->textBox1 = (gcnew System::Windows::Forms::TextBox());
            this->textBox2 = (gcnew System::Windows::Forms::TextBox());
            this->textBox3 = (gcnew System::Windows::Forms::TextBox());
            this->button1 = (gcnew System::Windows::Forms::Button());
            this->SuspendLayout();
            //
            // listBox1
            //
            this->listBox1->FormattingEnabled = true;
            this->listBox1->Location = System::Drawing::Point(12, 61);
            this->listBox1->Name = L"listBox1";
            this->listBox1->Size = System::Drawing::Size(262, 329);
            this->listBox1->TabIndex = 0;
            //
            // label1
            //
            this->label1->AutoSize = true;
            this->label1->Location = System::Drawing::Point(85, 23);
            this->label1->Name = L"label1";
            this->label1->Size = System::Drawing::Size(50, 13);
            this->label1->TabIndex = 1;
            this->label1->Text = L"Таблица";
            //
            // label2
            //
            this->label2->AutoSize = true;
            this->label2->Location = System::Drawing::Point(280, 61);
            this->label2->Name = L"label2";
            this->label2->Size = System::Drawing::Size(199, 13);
            this->label2->TabIndex = 2;
            this->label2->Text = L"Введите начальное значение отрезка";
            //
            // label3
            //
            this->label3->AutoSize = true;
            this->label3->Location = System::Drawing::Point(280, 129);
            this->label3->Name = L"label3";
            this->label3->Size = System::Drawing::Size(193, 13);
            this->label3->TabIndex = 3;
            this->label3->Text = L"Введите конечное значение отрезка";
            //
            // label4
            //
            this->label4->AutoSize = true;
            this->label4->Location = System::Drawing::Point(280, 194);
            this->label4->Name = L"label4";
            this->label4->Size = System::Drawing::Size(71, 13);
            this->label4->TabIndex = 4;
            this->label4->Text = L"Введите шаг";
            //
            // textBox1
            //
            this->textBox1->Location = System::Drawing::Point(280, 77);
            this->textBox1->Name = L"textBox1";
            this->textBox1->Size = System::Drawing::Size(199, 20);
            this->textBox1->TabIndex = 5;
            //
            // textBox2
            //
            this->textBox2->Location = System::Drawing::Point(280, 145);
            this->textBox2->Name = L"textBox2";
            this->textBox2->Size = System::Drawing::Size(193, 20);
            this->textBox2->TabIndex = 6;
            //
            // textBox3
            //
            this->textBox3->Location = System::Drawing::Point(280, 210);
            this->textBox3->Name = L"textBox3";
            this->textBox3->Size = System::Drawing::Size(100, 20);
            this->textBox3->TabIndex = 7;
            //
            // button1
            //
            this->button1->Location = System::Drawing::Point(311, 358);
            this->button1->Name = L"button1";
            this->button1->Size = System::Drawing::Size(75, 23);
            this->button1->TabIndex = 8;
            this->button1->Text = L"Оk";
            this->button1->UseVisualStyleBackColor = true;
            this->button1->Click += gcnew System::EventHandler(this, &Form1::button1_Click);
            //
            // Form1
            //
            this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
            this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
            this->ClientSize = System::Drawing::Size(539, 405);
            this->Controls->Add(this->button1);
            this->Controls->Add(this->textBox3);
            this->Controls->Add(this->textBox2);
            this->Controls->Add(this->textBox1);
            this->Controls->Add(this->label4);
            this->Controls->Add(this->label3);
            this->Controls->Add(this->label2);
            this->Controls->Add(this->label1);
            this->Controls->Add(this->listBox1);
            this->Name = L"Form1";
            this->Text = L"Form1";
            this->ResumeLayout(false);
            this->PerformLayout();

        }
#pragma endregion
double schet(double x)
{
    double y;
        y = pow(x,8)-0.4*pow(x,3)-1.24;
    return y;

}
    private: System::Void button1_Click(System::Object^  sender, System::EventArgs^  e) {
                double nach , kon, shag;
                nach = Convert::ToDouble(textBox1->Text);
                kon = Convert::ToDouble(textBox2->Text);
                shag = Convert::ToDouble(textBox3->Text);
                tabliza(nach,kon,shag);
             }
             void tabliza(double nach, double kon, double shag){
                double proizved=1;
                double y;
                double itercount = (kon-nach)/shag;
                for (int i=1;i<=itercount;i++)
                {
                    y=schet(nach);
                    if(y<0)
                        proizved=proizved*y;
                    listBox1->Items->Add(String::Format("f({0}) = {1}",nach,y));
                    nach=nach+shag;
                }
                listBox1->Items->Add(String::Format("Произведение {0}",proizved));
             }
};
}