```c#
```namespace poke_text
{
public partial class Form1 : Form
{
PictureBox[] pb;
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
int Num = 0;
Num = 53;
pb = new PictureBox[Num];
for (int i = 1; i < Num; i++)
{
pb[i] = new System.Windows.Forms.PictureBox();
pb[i].BorderStyle = BorderStyle.FixedSingle;
pb[i].Height = 100;
pb[i].Width = 50;
pb[i].Image = Image.FromFile(@"C:\Users\Administrator\source\repos\poke_text\poke_text\bin\Resources\" + i + ".JPG");
pb[i].SizeMode = PictureBoxSizeMode.StretchImage;
flowLayoutPanel1.Controls.Add(pb[i]);
}
}
private void button2_Click(object sender, EventArgs e)
{
int a = 2;
int count = 52;
while (a < 53)
{
for (a = 2; a < 53; a += 1)
{
int temp = a;
for (; temp < 53; temp += a)
{
** if (pb[temp].Image!=Image.FromFile(@"C:\Users\Administrator\source\repos\poke_text\poke_text\bin\Resources\back.jpg"))
{
pb[temp].Image = Image.FromFile(@"C:\Users\Administrator\source\repos\poke_text\poke_text\bin\Resources\back.JPG");
Refresh();
count--;
}
if(pb[temp].Image==Image.FromFile(@"C:\Users\Administrator\source\repos\poke_text\poke_text\bin\Resources\back.jpg"))
{
pb[temp].Image = Image.FromFile(@"C:\Users\Administrator\source\repos\poke_text\poke_text\bin\Resources\" + temp + ".JPG");
count++;**
}
}
}
}
string s1 = count.ToString();
string s2 = Convert.ToString(count);
textBox1.Text = s2;
}
}
}****
