check every possibility is a more apt description of this approach

Author: michalporeba

exercises/practice/raindrops/.approaches/pattern-matching/content.md renamed to exercises/practice/raindrops/.approaches/check-every-possibility/content.md

@@ -2,9 +2,9 @@
   "approaches": [
     {
       "uuid": "fbfbabb4-f4e6-4329-b2f5-a93e3199b809",
-      "slug": "pattern-matching",
-      "title": "Pattern Matching",
-      "blurb": "",
+      "slug": "check-every-possibility",
+      "title": "Every Possibility",
+      "blurb": "Check every possibility.",
       "authors": [
         "michalporeba"
       ]
@@ -13,7 +13,7 @@
       "uuid": "925ccb59-3414-472b-9054-1cdfc5e44fad",
       "slug": "step-by-step",
       "title": "Step By Step",
-      "blurb": "",
+      "blurb": "Perform the checks one by one, step by step.",
       "authors": [
         "michalporeba"
       ]

exercises/practice/raindrops/.approaches/pattern-matching/snippet.txt renamed to exercises/practice/raindrops/.approaches/check-every-possibility/snippet.txt

@@ -1,9 +1,9 @@
 # Introduction
 
-## Pattern matching
+## Check every possibility
 
-The output of the `convert` method depends on three conditions.
-We can be very explicit with the solution and match all the possible patterns.
+The output of the `convert` method depends on three conditions which can be either true or false.
+This gives only eight possibilities and we can check them all.
 
 ```elixir
 def convert(number) do
@@ -20,7 +20,7 @@ def convert(number) do
 end
 ```
 
-We can use a few Elixir features to do more or less the same and we explore them in the [pattern matching approach][pattern-matching-approach].
+We can use a few Elixir features to do more or less the same and we explore them in the [check every possibility approach][check-every-possibility-approach].
 
 ## Step by step
 
@@ -45,5 +45,5 @@ end
 
 Let's have a look at a few variations of this [step by step approach][step-by-step-approach].
 
-[pattern-matching-approach]: https://exercism.org/tracks/elixir/exercises/raindrops/approaches/pattern-matching
+[check-every-possibility-approach]: https://exercism.org/tracks/elixir/exercises/raindrops/approaches/check-every-possibility
 [step-by-step-approach]: https://exercism.org/tracks/elixir/exercises/raindrops/approaches/step-by-step