Add scrabble-score

config.json

@@ -569,6 +569,14 @@
         "practices": [],
         "prerequisites": [],
         "difficulty": 2
+      },
+      {
+        "slug": "scrabble-score",
+        "name": "scrabble score",
+        "uuid": "a2551202-8959-43c9-aa83-8ae38db43bec",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 1
       }
     ]
   },

exercises/practice/scrabble-score/.docs/instructions.md

@@ -0,0 +1,40 @@
+# Instructions
+
+Given a word, compute the Scrabble score for that word.
+
+## Letter Values
+
+You'll need these:
+
+```text
+Letter                           Value
+A, E, I, O, U, L, N, R, S, T       1
+D, G                               2
+B, C, M, P                         3
+F, H, V, W, Y                      4
+K                                  5
+J, X                               8
+Q, Z                               10
+```
+
+## Examples
+
+"cabbage" should be scored as worth 14 points:
+
+- 3 points for C
+- 1 point for A, twice
+- 3 points for B, twice
+- 2 points for G
+- 1 point for E
+
+And to total:
+
+- `3 + 2*1 + 2*3 + 2 + 1`
+- = `3 + 2 + 6 + 3`
+- = `5 + 9`
+- = 14
+
+## Extensions
+
+- You can play a double or a triple letter.
+- You can play a double or a triple word.

exercises/practice/scrabble-score/.meta/config.json

@@ -0,0 +1,19 @@
+{
+  "authors": [
+    "BNAndras"
+  ],
+  "files": {
+    "solution": [
+      "scrabble_score.bal"
+    ],
+    "test": [
+      "tests/scrabble_score_test.bal"
+    ],
+    "example": [
+      ".meta/reference/scrabble_score.bal"
+    ]
+  },
+  "blurb": "Given a word, compute the Scrabble score for that word.",
+  "source": "Inspired by the Extreme Startup game",
+  "source_url": "https://github.com/rchatley/extreme_startup"
+}

exercises/practice/scrabble-score/.meta/reference/scrabble_score.bal

@@ -0,0 +1,21 @@
+# Calculate the points score for a word
+#
+# + word - the word to check
+# + return - the points score for the word
+function score(string word) returns int {
+    int results = 0;
+    foreach string c in word.toLowerAscii() {
+        results += SCORES.get(c);
+    }
+    return results;
+}
+
+map<int> SCORES = {
+    "a": 1, "e": 1, "i": 1, "o": 1, "u": 1, "l": 1, "n": 1, "r": 1, "s": 1, "t": 1,
+    "d": 2, "g": 2,
+    "b": 3, "c": 3, "m": 3, "p": 3,
+    "f": 4, "h": 4, "v": 4, "w": 4, "y": 4,
+    "k": 5,
+    "j": 8, "x": 8,
+    "q": 10, "z": 10
+};

exercises/practice/scrabble-score/.meta/tests.toml

@@ -0,0 +1,43 @@
+# This is an auto-generated file.
+#
+# Regenerating this file via `configlet sync` will:
+# - Recreate every `description` key/value pair
+# - Recreate every `reimplements` key/value pair, where they exist in problem-specifications
+# - Remove any `include = true` key/value pair (an omitted `include` key implies inclusion)
+# - Preserve any other key/value pair
+#
+# As user-added comments (using the # character) will be removed when this file
+# is regenerated, comments can be added via a `comment` key.
+
+[f46cda29-1ca5-4ef2-bd45-388a767e3db2]
+description = "lowercase letter"
+
+[f7794b49-f13e-45d1-a933-4e48459b2201]
+description = "uppercase letter"
+
+[eaba9c76-f9fa-49c9-a1b0-d1ba3a5b31fa]
+description = "valuable letter"
+
+[f3c8c94e-bb48-4da2-b09f-e832e103151e]
+description = "short word"
+
+[71e3d8fa-900d-4548-930e-68e7067c4615]
+description = "short, valuable word"
+
+[d3088ad9-570c-4b51-8764-c75d5a430e99]
+description = "medium word"
+
+[fa20c572-ad86-400a-8511-64512daac352]
+description = "medium, valuable word"
+
+[9336f0ba-9c2b-4fa0-bd1c-2e2d328cf967]
+description = "long, mixed-case word"
+
+[1e34e2c3-e444-4ea7-b598-3c2b46fd2c10]
+description = "english-like word"
+
+[4efe3169-b3b6-4334-8bae-ff4ef24a7e4f]
+description = "empty input"
+
+[3b305c1c-f260-4e15-a5b5-cb7d3ea7c3d7]
+description = "entire alphabet available"

exercises/practice/scrabble-score/Ballerina.toml

@@ -0,0 +1,5 @@
+[package]
+org = "anagy"
+name = "scrabble_score"
+version = "0.1.0"
+distribution = "2201.5.0"

exercises/practice/scrabble-score/Dependencies.toml

@@ -0,0 +1,38 @@
+# AUTO-GENERATED FILE. DO NOT MODIFY.
+
+# This file is auto-generated by Ballerina for managing dependency versions.
+# It should not be modified by hand.
+
+[ballerina]
+dependencies-toml-version = "2"
+distribution-version = "2201.5.0"
+
+[[package]]
+org = "anagy"
+name = "scrabble_score"
+version = "0.1.0"
+dependencies = [
+	{org = "ballerina", name = "test"}
+]
+modules = [
+	{org = "anagy", packageName = "scrabble_score", moduleName = "scrabble_score"}
+]
+
+[[package]]
+org = "ballerina"
+name = "jballerina.java"
+version = "0.0.0"
+scope = "testOnly"
+
+[[package]]
+org = "ballerina"
+name = "test"
+version = "0.0.0"
+scope = "testOnly"
+dependencies = [
+	{org = "ballerina", name = "jballerina.java"}
+]
+modules = [
+	{org = "ballerina", packageName = "test", moduleName = "test"}
+]
+

exercises/practice/scrabble-score/scrabble_score.bal

@@ -0,0 +1,7 @@
+# Calculate the points score for a word
+#
+# + word - the word to check
+# + return - the points score for the word
+function score(string word) returns int {
+    // TODO: implement this function
+}

exercises/practice/scrabble-score/tests/scrabble_score_test.bal

@@ -0,0 +1,76 @@
+import ballerina/test;
+
+@test:Config {}
+function testLowercaseLetter() {
+    test:assertEquals(score("a"), 1);
+}
+
+@test:Config {
+    enable: false
+}
+function testUppercaseLetter() {
+    test:assertEquals(score("A"), 1);
+}
+
+@test:Config {
+    enable: false
+}
+function testValuableLetter() {
+    test:assertEquals(score("f"), 4);
+}
+
+@test:Config {
+    enable: false
+}
+function testShortWord() {
+    test:assertEquals(score("at"), 2);
+}
+
+@test:Config {
+    enable: false
+}
+function testShortValuableWord() {
+    test:assertEquals(score("zoo"), 12);
+}
+
+@test:Config {
+    enable: false
+}
+function testMediumWord() {
+    test:assertEquals(score("street"), 6);
+}
+
+@test:Config {
+    enable: false
+}
+function testMediumValuableWord() {
+    test:assertEquals(score("quirky"), 22);
+}
+
+@test:Config {
+    enable: false
+}
+function testLongMixedCaseWord() {
+    test:assertEquals(score("OxyphenButazone"), 41);
+}
+
+@test:Config {
+    enable: false
+}
+function testEnglishLikeWord() {
+    test:assertEquals(score("pinata"), 8);
+}
+
+@test:Config {
+    enable: false
+}
+function testEmptyInput() {
+    test:assertEquals(score(""), 0);
+}
+
+@test:Config {
+    enable: false
+}
+function testEntireAlphabetAvailable() {
+    test:assertEquals(score("abcdefghijklmnopqrstuvwxyz"), 87);
+}