diff --git a/config.json b/config.json
index 6250e62..45c9b28 100644
--- a/config.json
+++ b/config.json
@@ -1,174 +1,240 @@
 {
-    "slug": "elm",
-    "language": "Elm",
-    "repository": "https://github.com/exercism/xelm",
-    "active": true,
-    "exercises": [
-        {
-            "slug": "hello-world",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "bob",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "leap",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "raindrops",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "pangram",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "accumulate",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "triangle",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "scrabble-score",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "anagram",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "space-age",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "strain",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "difference-of-squares",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "word-count",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "sum-of-multiples",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "hamming",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "rna-transcription",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "run-length-encoding",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "sublist",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "nucleotide-count",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "series",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "phone-number",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "grade-school",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "allergies",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "robot-simulator",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "list-ops",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "atbash-cipher",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "say",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "largest-series-product",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "roman-numerals",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "gigasecond",
-            "difficulty": 1,
-            "topics": []
-        },
-        {
-            "slug": "grains",
-            "difficulty": 1,
-            "topics": []
-        }
-    ],
-    "deprecated": [],
-    "ignored": [
-        "bin",
-        "elm-stuff",
-        "node_modules",
-        "docs",
-        "tests",
-        "libsysconfcpus",
-        "sysconfcpus"
-    ],
-    "foregone": []
+  "slug": "elm",
+  "language": "Elm",
+  "repository": "https://github.com/exercism/xelm",
+  "active": true,
+  "exercises": [
+    {
+      "slug": "hello-world",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "bob",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "leap",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "raindrops",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "pangram",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "accumulate",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "triangle",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "scrabble-score",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "anagram",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "space-age",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "strain",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "difference-of-squares",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "word-count",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "sum-of-multiples",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "hamming",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "rna-transcription",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "run-length-encoding",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "sublist",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "nucleotide-count",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "series",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "phone-number",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "grade-school",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "allergies",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "robot-simulator",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "list-ops",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "atbash-cipher",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "say",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "largest-series-product",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "roman-numerals",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "gigasecond",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    },
+    {
+      "slug": "grains",
+      "difficulty": 1,
+      "topics": [
+
+      ]
+    }
+  ],
+  "deprecated": [
+
+  ],
+  "ignored": [
+    "bin",
+    "elm-stuff",
+    "node_modules",
+    "docs",
+    "tests",
+    "libsysconfcpus",
+    "sysconfcpus"
+  ],
+  "foregone": [
+
+  ]
 }