static void Main(string[] args)
{
int cmdCount = int.Parse(Console.ReadLine());
var stack = new StackMax <int>();
int cmdCounter = 0;
while (cmdCounter != cmdCount)
{
var cmd = Console.ReadLine();
switch (cmd)
{
case "max":
Console.WriteLine(stack.Max());
break;
case "pop":
stack.Pop();
break;
default:
string[] push = cmd.Split(' ');
stack.Push(int.Parse(push[1]));
break;
}
cmdCounter++;
}
Console.ReadKey();
}
public static int[] TestAdapter(string[] input)
{
int cmdCount = int.Parse(input[0]);
var stack = new StackMax <int>();
List <int> Result = new List <int>();
int cmdCounter = 0;
while (cmdCounter != cmdCount)
{
var cmd = input[cmdCounter + 1];
switch (cmd)
{
case "max":
Result.Add(stack.Max());
break;
case "pop":
stack.Pop();
break;
default:
string[] push = cmd.Split(' ');
stack.Push(int.Parse(push[1]));
break;
}
cmdCounter++;
}
return(Result.ToArray());
}