What you need to remodel?

There is a piece of code
 if (!key)
 sb.AppendLine(" V ");
 key = false;
 textbox1.Text += str[i] + " V ";

And this piece of code implements here is the output:
All good here, except for one thing - the last V I did not get to clean up
I hope for your help
April 4th 20 at 00:53
0 answer

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