using System;

class Program
{
    static void Main()
    {
        // Input array
        int[] arr = { 1, 3, 3, 7, 9, 9, 9, 9, 11, 11, 12, 14, 4 };

        // Variables to store the length and value of the longest sequence
        int maxLength = 1;
        int currentLength = 1;
        int longestElement = arr[0];
        
        // Iterate over the array starting from the second element
        for (int i = 1; i < arr.Length; i++)
        {
            if (arr[i] == arr[i - 1]) // If current element is same as previous one
            {
                currentLength++;
            }
            else
            {
                // Update maxLength if current sequence is the longest
                if (currentLength > maxLength)
                {
                    maxLength = currentLength;
                    longestElement = arr[i - 1];
                }
                currentLength = 1; // Reset current length for new sequence
            }
        }

        // Final check in case the longest sequence ends at the last element
        if (currentLength > maxLength)
        {
            maxLength = currentLength;
            longestElement = arr[arr.Length - 1];
        }

        // Output the result
        Console.WriteLine($"The longest playground has length {maxLength} and the value is {longestElement}.");
    }
}