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static string ReverseStr(string original)
{
char[] arr = original.ToCharArray();
Array.Reverse(arr);
return new string(arr);
}
ReverseStr("ndsc kcuf")
private void Form1_Activated(object sender, EventArgs e)
{
this.textBox1.Focus();
t = new System.Timers.Timer(3000);
t.Elapsed += new System.Timers.ElapsedEventHandler(theout);
t.AutoReset = true;
t.Enabled = true;
}