feat(content): more test cases

backend/data/questions/edit-distance.yaml

@@ -9,6 +9,32 @@ categories:
 patterns:
   - dynamic-programming
 
+function_signature: "def min_distance(word1: str, word2: str) -> int:"
+
+test_cases:
+  visible:
+    - input: { word1: "horse", word2: "ros" }
+      expected: 3
+    - input: { word1: "intention", word2: "execution" }
+      expected: 5
+    - input: { word1: "abc", word2: "abc" }
+      expected: 0
+  hidden:
+    - input: { word1: "", word2: "" }
+      expected: 0
+    - input: { word1: "abc", word2: "" }
+      expected: 3
+    - input: { word1: "", word2: "xyz" }
+      expected: 3
+    - input: { word1: "a", word2: "b" }
+      expected: 1
+    - input: { word1: "kitten", word2: "sitting" }
+      expected: 3
+    - input: { word1: "saturday", word2: "sunday" }
+      expected: 3
+    - input: { word1: "algorithm", word2: "altruistic" }
+      expected: 6
+
 description: |
   Given two strings `word1` and `word2`, return *the minimum number of operations required to convert `word1` to `word2`*.