using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

class IsAListSorted
{
    static void Main()
    {
        int n = int.Parse(Console.ReadLine());
        int[] numbers = new int[n];
        List<string> sorted = new List<string>();
        string isSorted = "";

        for (int i = 0; i < n; i++)
        {
            numbers = Console.ReadLine().Split(',').Select(int.Parse).ToArray();
            for (int j = 1; j < n; j++)
            {
                if (numbers[j - 1] >= numbers[j])
                {
                    isSorted = "false";
                    break;
                }
                else
                {
                    isSorted = "true";
                }
            }
            sorted.Add(isSorted);
        }
        foreach (var item in sorted)
        {
            Console.WriteLine(item);
        }
    }
}