public void RandomDataset()
        {
            var generator = new StringBasedGenerator();
            var data      = Enumerable.Range(0, 1000).Select(i => generator.GetRandom(1, 16)).Distinct().Take(100).ToList();

            Console.WriteLine($"divisible values count: {data.Count(IsDivisibleBy7)}");
            Console.WriteLine(string.Join(Environment.NewLine, data));
            Console.WriteLine();
            Console.WriteLine(string.Join(Environment.NewLine, data.Select(IsDivisibleBy7)));
        }
        public void CreateInputOutput()
        {
            var generator     = new StringBasedGenerator();
            var testCaseCount = 100;
            var inputLines    = Enumerable.Range(0, 10000).Select(i => generator.GetRandom(1, 16)).Distinct().Take(testCaseCount).ToList();

            Console.WriteLine(testCaseCount);
            foreach (var inputLine in inputLines)
            {
                Console.WriteLine(inputLine);
            }

            Console.WriteLine();

            for (var i = 0; i < inputLines.Count; i++)
            {
                var answer = IsDivisibleBy7(inputLines[i]) ? "TAIP" : "NE";
                Console.WriteLine($"Testas #{i+1}: {answer}");
            }
        }