public void CalculateLargestAreaSize()
        {
            // Arrange
            var input = new List <string>
            {
                "1, 1",
                "1, 6",
                "8, 3",
                "3, 4",
                "5, 5",
                "8, 9"
            };
            var sut = new Day06();

            // Act
            var result = sut.CalculateLargestAreaSize(input);

            // Assert
            result.Should().Be(17);
        }