#pragma once
#include <string>
#include <stdlib.h>
#include <string.h>
#include <msclr\marshal.h>
#include <msclr\marshal_cppstd.h>
#include <msclr\marshal_windows.h>
#include <msclr\marshal_atl.h>

namespace lb {

	using namespace System;
	using namespace System::ComponentModel;
	using namespace System::Collections;
	using namespace System::Windows::Forms;
	using namespace System::Data;
	using namespace System::Drawing;
	using namespace msclr::interop;
	using namespace std;

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

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

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

#pragma region Windows Form Designer generated code
		/// <summary>
		/// Требуемый метод для поддержки конструктора — не изменяйте 
		/// содержимое этого метода с помощью редактора кода.
		/// </summary>
		void InitializeComponent(void)
		{
			this->button1 = (gcnew System::Windows::Forms::Button());
			this->textBox1 = (gcnew System::Windows::Forms::TextBox());
			this->textBox2 = (gcnew System::Windows::Forms::TextBox());
			this->label1 = (gcnew System::Windows::Forms::Label());
			this->label2 = (gcnew System::Windows::Forms::Label());
			this->SuspendLayout();
			// 
			// button1
			// 
			this->button1->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 20));
			this->button1->ForeColor = System::Drawing::SystemColors::HotTrack;
			this->button1->Location = System::Drawing::Point(276, 299);
			this->button1->Name = L"button1";
			this->button1->Size = System::Drawing::Size(273, 94);
			this->button1->TabIndex = 0;
			this->button1->Text = L"Вывести слова";
			this->button1->UseVisualStyleBackColor = true;
			this->button1->Click += gcnew System::EventHandler(this, &MyForm::button1_Click);
			// 
			// textBox1
			// 
			this->textBox1->Location = System::Drawing::Point(206, 225);
			this->textBox1->Name = L"textBox1";
			this->textBox1->Size = System::Drawing::Size(406, 20);
			this->textBox1->TabIndex = 1;
			// 
			// textBox2
			// 
			this->textBox2->Location = System::Drawing::Point(206, 139);
			this->textBox2->Name = L"textBox2";
			this->textBox2->Size = System::Drawing::Size(406, 20);
			this->textBox2->TabIndex = 2;
			// 
			// label1
			// 
			this->label1->AutoSize = true;
			this->label1->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 20));
			this->label1->ForeColor = System::Drawing::SystemColors::MenuHighlight;
			this->label1->Location = System::Drawing::Point(212, 94);
			this->label1->Name = L"label1";
			this->label1->Size = System::Drawing::Size(391, 31);
			this->label1->TabIndex = 3;
			this->label1->Text = L"Введите слова через запятую";
			this->label1->Click += gcnew System::EventHandler(this, &MyForm::label1_Click);
			// 
			// label2
			// 
			this->label2->AutoSize = true;
			this->label2->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 20));
			this->label2->ForeColor = System::Drawing::SystemColors::HotTrack;
			this->label2->Location = System::Drawing::Point(169, 179);
			this->label2->Name = L"label2";
			this->label2->Size = System::Drawing::Size(487, 31);
			this->label2->TabIndex = 4;
			this->label2->Text = L"Слова, заканчивающиеся на букву W";
			// 
			// MyForm
			// 
			this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
			this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
			this->ClientSize = System::Drawing::Size(816, 549);
			this->Controls->Add(this->label2);
			this->Controls->Add(this->label1);
			this->Controls->Add(this->textBox2);
			this->Controls->Add(this->textBox1);
			this->Controls->Add(this->button1);
			this->Name = L"Поиск слов с буквой W";
			this->Text = L"Поиск слов с буквой W";
			this->ResumeLayout(false);
			this->PerformLayout();

		}
#pragma endregion
	private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e) {
		String^ str = textBox2->Text;
		string s1 = "";
		string s = marshal_as<string>(str);
		s = s + ',';
		int k = 0, n = 0, j = 0, p = 0;
		for (int i = 0; i < s.length(); i++) {
			if (s[i] == ',') {
				if (i > 0 && s[i - 1] == 'w')
					for (k; k <= i; k++) {
						s1 += s[k];
						n++;
					}
				k = i + 1;
			}
		}
		if (n == 0) textBox1->Text = "Нет слов, заканчивающихся на букву w";
		else {
			s1.erase(s1.end() - 1);
			String^ str1 = marshal_as<String^>(s1);
			textBox1->Text = str1;
		}
	}
	private: System::Void label1_Click(System::Object^ sender, System::EventArgs^ e) {
	}
};
}