Лабораторная работа

Информатика, кибернетика и программирование

ОТЧЕТ по лабораторной работе №4 по дисциплине Программирование на тему Арифметика Вариант 24 1 Постановка задачи Найти первые m более чем 2разрядных чиселпалиндромов то есть чисел десятичная запись которых читается одинаково в прямом и обратном направлениях...



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1 чел.


по лабораторной работе №4

по дисциплине Программирование

на тему «Арифметика»

Вариант 24

1 Постановка задачи

Найти первые m более чем 2-разрядных чисел-палиндромов, то есть чисел, десятичная запись которых читается одинаково в прямом и обратном направлениях.

2 Блок-схема

3 Исходный код

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using System.Windows.Forms;

namespace WindowsFormsApplication1


   public partial class Form1 : Form


       public int size;

       public Form1()




       public bool IsPalindrome(int input)


           int revers_input = 0, c = input;

           while (c > 0)


               revers_input = revers_input * 10 + c % 10;

               c = c / 10;


           if (input == revers_input)

           { return (true); }


           { return (false); };


       private void textBox1_TextChanged(object sender, EventArgs e)


           if (int.TryParse(input_textBox1.Text, out size))

           { run_button1.Enabled = true; }

           else run_button1.Enabled = false;


       private void button1_Click(object sender, EventArgs e)


           output_textBox2.Text = "";

           int i = 100, j = 0;

           run_progressBar1.Maximum = size;

           while ((j != size))


               if (IsPalindrome(i))


                   output_textBox2.Text = output_textBox2.Text + Convert.ToString(i) + Environment.NewLine;


                   run_progressBar1.Value = j;







4 Пример работы

На рисунке 1 показан пример работы программы:

Рисунок 1 Выполнение программы


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