feat(content): more test cases

backend/data/questions/burst-balloons.yaml

@@ -9,6 +9,28 @@ categories:
 patterns:
   - dynamic-programming
 
+function_signature: "def max_coins(nums: list[int]) -> int:"
+
+test_cases:
+  visible:
+    - input: { nums: [3, 1, 5, 8] }
+      expected: 167
+    - input: { nums: [1, 5] }
+      expected: 10
+  hidden:
+    - input: { nums: [1] }
+      expected: 1
+    - input: { nums: [9, 76, 64, 21] }
+      expected: 116718
+    - input: { nums: [5, 7, 8] }
+      expected: 329
+    - input: { nums: [7, 9, 8, 0, 7, 1, 3, 5, 5, 2, 3] }
+      expected: 1654
+    - input: { nums: [35, 16, 83, 87, 32, 45, 81, 26] }
+      expected: 1310780
+    - input: { nums: [8, 2, 6, 8, 9, 8, 1, 4, 1, 5, 3, 0, 7, 7, 0, 4, 2, 2, 5] }
+      expected: 3630
+
 description: |
   You are given `n` balloons, indexed from `0` to `n - 1`. Each balloon is painted with a number on it represented by an array `nums`. You are asked to burst all the balloons.