public int?GetMinValue()
{
StackElement se = _minStack.Peek();
if (se != null)
{
return(se.MinStackValue);
}
else
{
return(null);
}
}
public void Push(StackElement stackElement)
{
int?minValue = this.GetMinValue();
if (minValue != null)
{
if (stackElement.Value < minValue.Value)
{
stackElement.MinStackValue = stackElement.Value;
}
else
{
stackElement.MinStackValue = minValue.Value;
}
}
else
{
stackElement.MinStackValue = stackElement.Value;
}
this._minStack.Push(stackElement);
}
