tracks/objective-c/exercises/triangle/README.md in trackler-2.2.1.103 vs tracks/objective-c/exercises/triangle/README.md in trackler-2.2.1.104

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@@ -1,40 +1,49 @@ # Triangle Determine if a triangle is equilateral, isosceles, or scalene. -An _equilateral_ triangle has all three sides the same length.<br/> +An _equilateral_ triangle has all three sides the same length. + An _isosceles_ triangle has at least two sides the same length. (It is sometimes specified as having exactly two sides the same length, but for the purposes of -this exercise we'll say at least two.)<br/> +this exercise we'll say at least two.) + A _scalene_ triangle has all sides of different lengths. ## Note -For a shape to be a triangle at all, all sides have to be of length > 0, and -the sum of the lengths of any two sides must be greater than or equal to the +For a shape to be a triangle at all, all sides have to be of length > 0, and +the sum of the lengths of any two sides must be greater than or equal to the length of the third side. See [Triangle Inequality](https://en.wikipedia.org/wiki/Triangle_inequality). ## Dig Deeper -The case where the sum of the lengths of two sides _equals_ that of the -third is known as a _degenerate_ triangle - it has zero area and looks like +The case where the sum of the lengths of two sides _equals_ that of the +third is known as a _degenerate_ triangle - it has zero area and looks like a single line. Feel free to add your own code/tests to check for degenerate triangles. + ## Setup There are two different methods of getting set up to run the tests with Objective-C: - Create an Xcode project with a test target which will run the tests. - Use the ruby gem `objc` as a test runner utility. Both are described in more detail here: http://exercism.io/languages/objective-c - ### Submitting Exercises When submitting an exercise, make sure your solution file is in the same directory as the test code. -For example, if you're submitting `Bob.m` for the Bob exercise, the submit command would be something like `exercism submit <path_to_exercism_dir>/objective-c/bob/Bob.m`. +The submit command will look something like: + +```shell +exercism submit <path-to-exercism-workspace>/objective-c/triangle/Triangle.m +``` + +You can find the Exercism workspace by running `exercism debug` and looking for the line beginning +with Workspace. ## Source The Ruby Koans triangle project, parts 1 & 2 [http://rubykoans.com](http://rubykoans.com)