From 2597d210d72754c300cb6c50961799ce4780b32a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A1s=20B=20Nagy?=
 <20251272+BNAndras@users.noreply.github.com>
Date: Sun, 21 Apr 2024 23:12:06 -0700
Subject: [PATCH 1/2] Assign difficulty levels

---
 config.json | 72 ++++++++++++++++++++++++++---------------------------
 1 file changed, 36 insertions(+), 36 deletions(-)

diff --git a/config.json b/config.json
index 06648ff8..97c482b1 100644
--- a/config.json
+++ b/config.json
@@ -40,7 +40,7 @@
         "uuid": "c4fdc935-885b-44bd-84e4-fae4a09e8c39",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "strings"
         ]
@@ -51,7 +51,7 @@
         "uuid": "36e5dc3a-2122-484a-ae82-beb7b813e2cd",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "strings"
         ]
@@ -62,7 +62,7 @@
         "uuid": "84eaff19-cb25-46af-a34e-1379e692e57b",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "control_flow_conditionals",
           "equality",
@@ -76,7 +76,7 @@
         "uuid": "d8906a7e-9d7e-4e8e-aff0-da877291d8dc",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 2,
+        "difficulty": 5,
         "topics": [
           "equality",
           "filtering",
@@ -97,7 +97,7 @@
         "uuid": "c4875bc5-e295-4782-99c7-cb3370ac8e08",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "control_flow_conditionals",
           "control_flow_loops",
@@ -112,7 +112,7 @@
         "uuid": "2bfb508e-7ceb-4ae1-8316-1e2daf771807",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "control_flow_conditionals",
           "control_flow_loops",
@@ -127,7 +127,7 @@
         "uuid": "7b6767b9-2efc-414d-83f7-def9c371d63d",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "control_flow_conditionals",
           "strings",
@@ -140,7 +140,7 @@
         "uuid": "c02c7392-9478-4cfd-81eb-0cb8ebe78fe5",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "control_flow_conditionals",
           "parsing",
@@ -153,7 +153,7 @@
         "uuid": "1a3c64b1-8447-451f-985d-f7bd6d42bdb6",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 2,
+        "difficulty": 5,
         "topics": [
           "control_flow_conditionals",
           "control_flow_loops",
@@ -167,7 +167,7 @@
         "uuid": "a252e137-8a63-4f26-b119-7264f12a257a",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "strings",
           "transforming"
@@ -179,7 +179,7 @@
         "uuid": "e0d7220f-5d3a-4f10-842e-3d49df714cac",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "bitwise_operations",
           "control_flow_conditionals",
@@ -193,7 +193,7 @@
         "uuid": "059141f0-f28d-4d10-a03a-7852dbfc2d2e",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "math"
         ]
@@ -204,7 +204,7 @@
         "uuid": "7307e13e-7a18-4654-8df4-96951d4dccc6",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "status": "deprecated"
       },
       {
@@ -213,7 +213,7 @@
         "uuid": "a101dd85-fe8b-4f3f-bece-bbd899a08ee7",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 3,
+        "difficulty": 5,
         "topics": [
           "bitwise_operations",
           "control_flow_conditionals",
@@ -227,7 +227,7 @@
         "uuid": "7b421b14-c33c-41a6-9e7e-4f9b6fbe6fcc",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "control_flow_loops",
           "floating_point_numbers",
@@ -241,7 +241,7 @@
         "uuid": "d8f4c530-02f0-44d3-b5b8-858fec4b6a9d",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 5,
         "topics": [
           "control_flow_loops",
           "maps",
@@ -254,7 +254,7 @@
         "uuid": "e9e27a75-143a-439f-98d0-a604724a7af2",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "date",
           "integers",
@@ -269,7 +269,7 @@
         "uuid": "d219aab6-11ec-4e0c-b041-f06c8d523946",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "integers",
           "variables"
@@ -281,7 +281,7 @@
         "uuid": "aaff28dd-718b-48d4-b507-a0b9b01bb6ad",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 5,
         "topics": [
           "control_flow_loops",
           "maps",
@@ -295,7 +295,7 @@
         "uuid": "42222c98-e8d2-41bd-9d95-2ace63864359",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "control_flow_loops",
           "strings"
@@ -307,7 +307,7 @@
         "uuid": "30971b02-79fc-40a1-aa70-ada3fec85548",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "math",
           "number_theory"
@@ -319,7 +319,7 @@
         "uuid": "9a97c992-3da0-4f6d-b2f6-1f2683417e3b",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "control_flow_conditionals",
           "filtering",
@@ -332,7 +332,7 @@
         "uuid": "c5239cf6-c5a3-4d81-a4d9-504c292ff11e",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1,
+        "difficulty": 2,
         "topics": [
           "math"
         ]
@@ -343,7 +343,7 @@
         "uuid": "89125ff6-f94b-46a4-9a5d-84539674238d",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 2,
+        "difficulty": 5,
         "topics": [
           "control_flow_conditionals",
           "control_flow_loops",
@@ -357,7 +357,7 @@
         "uuid": "884cd761-e764-4c1e-8240-bb4454b43ea9",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 2,
+        "difficulty": 5,
         "topics": [
           "cryptograpy",
           "strings",
@@ -383,7 +383,7 @@
         "uuid": "55bc8c2a-1db3-4d26-b7c6-a778b61bf46b",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 2,
+        "difficulty": 5,
         "topics": [
           "randomness",
           "strings",
@@ -396,7 +396,7 @@
         "uuid": "9e8f98f0-6fff-4389-a9a2-9ae43edefa21",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 2
+        "difficulty": 5
       },
       {
         "slug": "luhn",
@@ -404,7 +404,7 @@
         "uuid": "bb10d7e4-6006-4dfd-81ae-45062a0ec999",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 3,
+        "difficulty": 5,
         "topics": [
           "checksums",
           "list_operations",
@@ -417,7 +417,7 @@
         "uuid": "883fdbef-ad97-4f08-8d51-d65bd91fc864",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 3,
+        "difficulty": 2,
         "topics": [
           "filtering",
           "functional_programming",
@@ -449,7 +449,7 @@
         "uuid": "ca189b4e-713d-4722-b21e-c07d1b975b58",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1
+        "difficulty": 2
       },
       {
         "slug": "rotational-cipher",
@@ -473,7 +473,7 @@
         "uuid": "7d966a40-3cf7-422a-99b1-c0bf05e151b2",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 4
+        "difficulty": 5
       },
       {
         "slug": "rail-fence-cipher",
@@ -481,7 +481,7 @@
         "uuid": "bcd4671e-4fb9-4abb-af98-315fc83daa52",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 4
+        "difficulty": 5
       },
       {
         "slug": "matching-brackets",
@@ -489,7 +489,7 @@
         "uuid": "c000a3e1-3488-41ba-9d4c-6f06a96bc892",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 3
+        "difficulty": 2
       },
       {
         "slug": "queen-attack",
@@ -505,7 +505,7 @@
         "uuid": "59c6319b-2799-4e4c-bef1-e28626878446",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 1
+        "difficulty": 2
       },
       {
         "slug": "binary-search",
@@ -513,7 +513,7 @@
         "uuid": "fb36c27f-0ad5-42d1-90c0-6718f01e61a4",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 3
+        "difficulty": 2
       },
       {
         "slug": "flatten-array",
@@ -521,7 +521,7 @@
         "uuid": "66f266a8-9c5c-4aad-8a27-92810b288a2b",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 6
+        "difficulty": 5
       },
       {
         "slug": "scrabble-score",

From ba7f7682e2a352cf6eef3f1c17b97efd9ec8f6eb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A1s=20B=20Nagy?=
 <20251272+BNAndras@users.noreply.github.com>
Date: Tue, 23 Apr 2024 23:58:57 -0700
Subject: [PATCH 2/2] Sort exercises by difficulty and then name

---
 config.json | 498 ++++++++++++++++++++++++++--------------------------
 1 file changed, 249 insertions(+), 249 deletions(-)

diff --git a/config.json b/config.json
index 97c482b1..b651c5dc 100644
--- a/config.json
+++ b/config.json
@@ -35,75 +35,119 @@
   "exercises": {
     "practice": [
       {
-        "slug": "hello-world",
-        "name": "Hello World",
-        "uuid": "c4fdc935-885b-44bd-84e4-fae4a09e8c39",
+        "slug": "acronym",
+        "name": "Acronym",
+        "uuid": "a252e137-8a63-4f26-b119-7264f12a257a",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
-          "strings"
+          "strings",
+          "transforming"
         ]
       },
       {
-        "slug": "two-fer",
-        "name": "Two Fer",
-        "uuid": "36e5dc3a-2122-484a-ae82-beb7b813e2cd",
+        "slug": "allergies",
+        "name": "Allergies",
+        "uuid": "e0d7220f-5d3a-4f10-842e-3d49df714cac",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
-          "strings"
+          "bitwise_operations",
+          "control_flow_conditionals",
+          "integers",
+          "text_formatting"
         ]
       },
       {
-        "slug": "leap",
-        "name": "Leap",
-        "uuid": "84eaff19-cb25-46af-a34e-1379e692e57b",
+        "slug": "armstrong-numbers",
+        "name": "Armstrong Numbers",
+        "uuid": "059141f0-f28d-4d10-a03a-7852dbfc2d2e",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
-          "control_flow_conditionals",
-          "equality",
-          "integers",
-          "logic"
+          "math"
         ]
       },
       {
-        "slug": "anagram",
-        "name": "Anagram",
-        "uuid": "d8906a7e-9d7e-4e8e-aff0-da877291d8dc",
+        "slug": "binary",
+        "name": "Binary",
+        "uuid": "7307e13e-7a18-4654-8df4-96951d4dccc6",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 5,
+        "difficulty": 2,
+        "status": "deprecated"
+      },
+      {
+        "slug": "binary-search",
+        "name": "Binary Search",
+        "uuid": "fb36c27f-0ad5-42d1-90c0-6718f01e61a4",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2
+      },
+      {
+        "slug": "bob",
+        "name": "Bob",
+        "uuid": "c02c7392-9478-4cfd-81eb-0cb8ebe78fe5",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2,
         "topics": [
-          "equality",
-          "filtering",
+          "control_flow_conditionals",
+          "parsing",
           "strings"
         ]
       },
       {
-        "slug": "resistor-color-duo",
-        "name": "Resistor Color Duo",
-        "uuid": "1c55189e-2c58-48b4-92f1-9a05a9b9c6d6",
+        "slug": "darts",
+        "name": "Darts",
+        "uuid": "ca189b4e-713d-4722-b21e-c07d1b975b58",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2
       },
       {
-        "slug": "roman-numerals",
-        "name": "Roman Numerals",
-        "uuid": "c4875bc5-e295-4782-99c7-cb3370ac8e08",
+        "slug": "difference-of-squares",
+        "name": "Difference of Squares",
+        "uuid": "7b421b14-c33c-41a6-9e7e-4f9b6fbe6fcc",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
-          "control_flow_conditionals",
           "control_flow_loops",
+          "floating_point_numbers",
           "integers",
-          "strings",
-          "text_formatting"
+          "math"
+        ]
+      },
+      {
+        "slug": "gigasecond",
+        "name": "Gigasecond",
+        "uuid": "e9e27a75-143a-439f-98d0-a604724a7af2",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2,
+        "topics": [
+          "date",
+          "integers",
+          "time",
+          "transforming",
+          "variables"
+        ]
+      },
+      {
+        "slug": "grains",
+        "name": "Grains",
+        "uuid": "d219aab6-11ec-4e0c-b041-f06c8d523946",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2,
+        "topics": [
+          "integers",
+          "variables"
         ]
       },
       {
@@ -122,219 +166,255 @@
         ]
       },
       {
-        "slug": "rna-transcription",
-        "name": "RNA Transcription",
-        "uuid": "7b6767b9-2efc-414d-83f7-def9c371d63d",
+        "slug": "hello-world",
+        "name": "Hello World",
+        "uuid": "c4fdc935-885b-44bd-84e4-fae4a09e8c39",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
-          "control_flow_conditionals",
-          "strings",
-          "transforming"
+          "strings"
         ]
       },
       {
-        "slug": "bob",
-        "name": "Bob",
-        "uuid": "c02c7392-9478-4cfd-81eb-0cb8ebe78fe5",
+        "slug": "leap",
+        "name": "Leap",
+        "uuid": "84eaff19-cb25-46af-a34e-1379e692e57b",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
           "control_flow_conditionals",
-          "parsing",
-          "strings"
+          "equality",
+          "integers",
+          "logic"
         ]
       },
       {
-        "slug": "word-count",
-        "name": "Word Count",
-        "uuid": "1a3c64b1-8447-451f-985d-f7bd6d42bdb6",
+        "slug": "list-ops",
+        "name": "List Ops",
+        "uuid": "883fdbef-ad97-4f08-8d51-d65bd91fc864",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 5,
+        "difficulty": 2,
         "topics": [
-          "control_flow_conditionals",
-          "control_flow_loops",
           "filtering",
-          "strings"
+          "functional_programming",
+          "generics",
+          "lists",
+          "loops"
         ]
       },
       {
-        "slug": "acronym",
-        "name": "Acronym",
-        "uuid": "a252e137-8a63-4f26-b119-7264f12a257a",
+        "slug": "matching-brackets",
+        "name": "Matching Brackets",
+        "uuid": "c000a3e1-3488-41ba-9d4c-6f06a96bc892",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2
+      },
+      {
+        "slug": "pangram",
+        "name": "Pangram",
+        "uuid": "42222c98-e8d2-41bd-9d95-2ace63864359",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
-          "strings",
-          "transforming"
+          "control_flow_loops",
+          "strings"
         ]
       },
       {
-        "slug": "allergies",
-        "name": "Allergies",
-        "uuid": "e0d7220f-5d3a-4f10-842e-3d49df714cac",
+        "slug": "perfect-numbers",
+        "name": "Perfect Numbers",
+        "uuid": "30971b02-79fc-40a1-aa70-ada3fec85548",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
-          "bitwise_operations",
-          "control_flow_conditionals",
-          "integers",
-          "text_formatting"
+          "math",
+          "number_theory"
         ]
       },
       {
-        "slug": "armstrong-numbers",
-        "name": "Armstrong Numbers",
-        "uuid": "059141f0-f28d-4d10-a03a-7852dbfc2d2e",
+        "slug": "phone-number",
+        "name": "Phone Number",
+        "uuid": "c211045e-da97-479d-9df4-5d812573e2d0",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
-          "math"
+          "interfaces",
+          "parsing",
+          "strings"
         ]
       },
       {
-        "slug": "binary",
-        "name": "Binary",
-        "uuid": "7307e13e-7a18-4654-8df4-96951d4dccc6",
+        "slug": "queen-attack",
+        "name": "Queen Attack",
+        "uuid": "bfa1d997-f0bd-432b-aa29-7018607d772d",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 2,
-        "status": "deprecated"
+        "difficulty": 2
       },
       {
-        "slug": "all-your-base",
-        "name": "All Your Base",
-        "uuid": "a101dd85-fe8b-4f3f-bece-bbd899a08ee7",
+        "slug": "rna-transcription",
+        "name": "RNA Transcription",
+        "uuid": "7b6767b9-2efc-414d-83f7-def9c371d63d",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 5,
+        "difficulty": 2,
         "topics": [
-          "bitwise_operations",
           "control_flow_conditionals",
-          "integers",
-          "math"
+          "strings",
+          "transforming"
         ]
       },
       {
-        "slug": "difference-of-squares",
-        "name": "Difference of Squares",
-        "uuid": "7b421b14-c33c-41a6-9e7e-4f9b6fbe6fcc",
+        "slug": "raindrops",
+        "name": "Raindrops",
+        "uuid": "9a97c992-3da0-4f6d-b2f6-1f2683417e3b",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
-          "control_flow_loops",
-          "floating_point_numbers",
-          "integers",
-          "math"
+          "control_flow_conditionals",
+          "filtering",
+          "integers"
         ]
       },
       {
-        "slug": "etl",
-        "name": "ETL",
-        "uuid": "d8f4c530-02f0-44d3-b5b8-858fec4b6a9d",
+        "slug": "resistor-color-duo",
+        "name": "Resistor Color Duo",
+        "uuid": "1c55189e-2c58-48b4-92f1-9a05a9b9c6d6",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 5,
-        "topics": [
-          "control_flow_loops",
-          "maps",
-          "transforming"
-        ]
+        "difficulty": 2
       },
       {
-        "slug": "gigasecond",
-        "name": "Gigasecond",
-        "uuid": "e9e27a75-143a-439f-98d0-a604724a7af2",
+        "slug": "reverse-string",
+        "name": "Reverse String",
+        "uuid": "59c6319b-2799-4e4c-bef1-e28626878446",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2
+      },
+      {
+        "slug": "roman-numerals",
+        "name": "Roman Numerals",
+        "uuid": "c4875bc5-e295-4782-99c7-cb3370ac8e08",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
-          "date",
+          "control_flow_conditionals",
+          "control_flow_loops",
           "integers",
-          "time",
-          "transforming",
-          "variables"
+          "strings",
+          "text_formatting"
         ]
       },
       {
-        "slug": "grains",
-        "name": "Grains",
-        "uuid": "d219aab6-11ec-4e0c-b041-f06c8d523946",
+        "slug": "rotational-cipher",
+        "name": "Rotational Cipher",
+        "uuid": "4faa2bae-ecda-4c16-9f6d-148793117995",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2
+      },
+      {
+        "slug": "scrabble-score",
+        "name": "Scrabble Score",
+        "uuid": "fb45c509-d83d-4f71-a8ef-f218c5426838",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
-          "integers",
-          "variables"
+          "lists",
+          "strings"
         ]
       },
       {
-        "slug": "nucleotide-count",
-        "name": "Nucleotide Count",
-        "uuid": "aaff28dd-718b-48d4-b507-a0b9b01bb6ad",
+        "slug": "simple-cipher",
+        "name": "Simple Cipher",
+        "uuid": "c3cc6d91-b633-44d6-b7e1-04abb33e712c",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 5,
+        "difficulty": 2
+      },
+      {
+        "slug": "sublist",
+        "name": "Sublist",
+        "uuid": "0cabeae4-439c-4003-b532-f303c953a0aa",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2,
         "topics": [
-          "control_flow_loops",
-          "maps",
-          "sorting",
-          "strings"
+          "lists",
+          "cond",
+          "case",
+          "if",
+          "multiple-clause-functions",
+          "pattern-matching",
+          "recursion"
         ]
       },
       {
-        "slug": "pangram",
-        "name": "Pangram",
-        "uuid": "42222c98-e8d2-41bd-9d95-2ace63864359",
+        "slug": "trinary",
+        "name": "Trinary",
+        "uuid": "c5239cf6-c5a3-4d81-a4d9-504c292ff11e",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
-          "control_flow_loops",
-          "strings"
+          "math"
         ]
       },
       {
-        "slug": "perfect-numbers",
-        "name": "Perfect Numbers",
-        "uuid": "30971b02-79fc-40a1-aa70-ada3fec85548",
+        "slug": "two-fer",
+        "name": "Two Fer",
+        "uuid": "36e5dc3a-2122-484a-ae82-beb7b813e2cd",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2,
         "topics": [
-          "math",
-          "number_theory"
+          "strings"
         ]
       },
       {
-        "slug": "raindrops",
-        "name": "Raindrops",
-        "uuid": "9a97c992-3da0-4f6d-b2f6-1f2683417e3b",
+        "slug": "affine-cipher",
+        "name": "Affine Cipher",
+        "uuid": "7d966a40-3cf7-422a-99b1-c0bf05e151b2",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 2,
+        "difficulty": 5
+      },
+      {
+        "slug": "all-your-base",
+        "name": "All Your Base",
+        "uuid": "a101dd85-fe8b-4f3f-bece-bbd899a08ee7",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 5,
         "topics": [
+          "bitwise_operations",
           "control_flow_conditionals",
-          "filtering",
-          "integers"
+          "integers",
+          "math"
         ]
       },
       {
-        "slug": "trinary",
-        "name": "Trinary",
-        "uuid": "c5239cf6-c5a3-4d81-a4d9-504c292ff11e",
+        "slug": "anagram",
+        "name": "Anagram",
+        "uuid": "d8906a7e-9d7e-4e8e-aff0-da877291d8dc",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 2,
+        "difficulty": 5,
         "topics": [
-          "math"
+          "equality",
+          "filtering",
+          "strings"
         ]
       },
       {
@@ -365,35 +445,22 @@
         ]
       },
       {
-        "slug": "phone-number",
-        "name": "Phone Number",
-        "uuid": "c211045e-da97-479d-9df4-5d812573e2d0",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2,
-        "topics": [
-          "interfaces",
-          "parsing",
-          "strings"
-        ]
-      },
-      {
-        "slug": "robot-name",
-        "name": "Robot Name",
-        "uuid": "55bc8c2a-1db3-4d26-b7c6-a778b61bf46b",
+        "slug": "etl",
+        "name": "ETL",
+        "uuid": "d8f4c530-02f0-44d3-b5b8-858fec4b6a9d",
         "practices": [],
         "prerequisites": [],
         "difficulty": 5,
         "topics": [
-          "randomness",
-          "strings",
-          "variables"
+          "control_flow_loops",
+          "maps",
+          "transforming"
         ]
       },
       {
-        "slug": "run-length-encoding",
-        "name": "Run-Length Encoding",
-        "uuid": "9e8f98f0-6fff-4389-a9a2-9ae43edefa21",
+        "slug": "flatten-array",
+        "name": "Flatten Array",
+        "uuid": "66f266a8-9c5c-4aad-8a27-92810b288a2b",
         "practices": [],
         "prerequisites": [],
         "difficulty": 5
@@ -412,69 +479,19 @@
         ]
       },
       {
-        "slug": "list-ops",
-        "name": "List Ops",
-        "uuid": "883fdbef-ad97-4f08-8d51-d65bd91fc864",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2,
-        "topics": [
-          "filtering",
-          "functional_programming",
-          "generics",
-          "lists",
-          "loops"
-        ]
-      },
-      {
-        "slug": "sublist",
-        "name": "Sublist",
-        "uuid": "0cabeae4-439c-4003-b532-f303c953a0aa",
+        "slug": "nucleotide-count",
+        "name": "Nucleotide Count",
+        "uuid": "aaff28dd-718b-48d4-b507-a0b9b01bb6ad",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 2,
+        "difficulty": 5,
         "topics": [
-          "lists",
-          "cond",
-          "case",
-          "if",
-          "multiple-clause-functions",
-          "pattern-matching",
-          "recursion"
+          "control_flow_loops",
+          "maps",
+          "sorting",
+          "strings"
         ]
       },
-      {
-        "slug": "darts",
-        "name": "Darts",
-        "uuid": "ca189b4e-713d-4722-b21e-c07d1b975b58",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2
-      },
-      {
-        "slug": "rotational-cipher",
-        "name": "Rotational Cipher",
-        "uuid": "4faa2bae-ecda-4c16-9f6d-148793117995",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2
-      },
-      {
-        "slug": "simple-cipher",
-        "name": "Simple Cipher",
-        "uuid": "c3cc6d91-b633-44d6-b7e1-04abb33e712c",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2
-      },
-      {
-        "slug": "affine-cipher",
-        "name": "Affine Cipher",
-        "uuid": "7d966a40-3cf7-422a-99b1-c0bf05e151b2",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 5
-      },
       {
         "slug": "rail-fence-cipher",
         "name": "Rail Fence Cipher",
@@ -484,54 +501,37 @@
         "difficulty": 5
       },
       {
-        "slug": "matching-brackets",
-        "name": "Matching Brackets",
-        "uuid": "c000a3e1-3488-41ba-9d4c-6f06a96bc892",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2
-      },
-      {
-        "slug": "queen-attack",
-        "name": "Queen Attack",
-        "uuid": "bfa1d997-f0bd-432b-aa29-7018607d772d",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2
-      },
-      {
-        "slug": "reverse-string",
-        "name": "Reverse String",
-        "uuid": "59c6319b-2799-4e4c-bef1-e28626878446",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2
-      },
-      {
-        "slug": "binary-search",
-        "name": "Binary Search",
-        "uuid": "fb36c27f-0ad5-42d1-90c0-6718f01e61a4",
+        "slug": "robot-name",
+        "name": "Robot Name",
+        "uuid": "55bc8c2a-1db3-4d26-b7c6-a778b61bf46b",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 2
+        "difficulty": 5,
+        "topics": [
+          "randomness",
+          "strings",
+          "variables"
+        ]
       },
       {
-        "slug": "flatten-array",
-        "name": "Flatten Array",
-        "uuid": "66f266a8-9c5c-4aad-8a27-92810b288a2b",
+        "slug": "run-length-encoding",
+        "name": "Run-Length Encoding",
+        "uuid": "9e8f98f0-6fff-4389-a9a2-9ae43edefa21",
         "practices": [],
         "prerequisites": [],
         "difficulty": 5
       },
       {
-        "slug": "scrabble-score",
-        "name": "Scrabble Score",
-        "uuid": "fb45c509-d83d-4f71-a8ef-f218c5426838",
+        "slug": "word-count",
+        "name": "Word Count",
+        "uuid": "1a3c64b1-8447-451f-985d-f7bd6d42bdb6",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 3,
+        "difficulty": 5,
         "topics": [
-          "lists",
+          "control_flow_conditionals",
+          "control_flow_loops",
+          "filtering",
           "strings"
         ]
       }