private bool IsVailed(string str)
{
ArryStack <char> arryStack = new ArryStack <char>();
for (int i = 0; i < str.Length; i++)
{
if (str[i] == '{' || str[i] == '[' || str[i] == '(')
{
arryStack.Push(str[i]);
}
else if (str[i] == '}' || str[i] == ']' || str[i] == ')')
{
if (arryStack.IsEmpty() == true)
{
return(false);
}
else if (arryStack.Peek() == '{')
{
if (str[i] == '}')
{
arryStack.Pop();
}
else
{
return(false);
}
}
else if (arryStack.Peek() == '[')
{
if (str[i] == ']')
{
arryStack.Pop();
}
else
{
return(false);
}
}
else if (arryStack.Peek() == '(')
{
if (str[i] == ')')
{
arryStack.Pop();
}
else
{
return(false);
}
}
}
}
return(arryStack.IsEmpty());
}
private void Form1_Load(object sender, EventArgs e)
{
ArryStack <int> arryStack = new ArryStack <int>();
for (int i = 0; i < 5; i++)
{
arryStack.Push(i);
Console.WriteLine(arryStack.ToString());
}
arryStack.Pop();
Console.WriteLine(arryStack.ToString());
}