feat(content): function signatures + test cases

backend/data/questions/broken-calculator.yaml

@@ -8,6 +8,32 @@ categories:
 patterns:
   - greedy
 
+function_signature: "def broken_calc(start_value: int, target: int) -> int:"
+
+test_cases:
+  visible:
+    - input: { start_value: 2, target: 3 }
+      expected: 2
+    - input: { start_value: 5, target: 8 }
+      expected: 2
+    - input: { start_value: 3, target: 10 }
+      expected: 3
+  hidden:
+    - input: { start_value: 1, target: 1 }
+      expected: 0
+    - input: { start_value: 10, target: 5 }
+      expected: 5
+    - input: { start_value: 1, target: 1000000000 }
+      expected: 39
+    - input: { start_value: 1, target: 2 }
+      expected: 1
+    - input: { start_value: 1, target: 1024 }
+      expected: 10
+    - input: { start_value: 100, target: 1 }
+      expected: 99
+    - input: { start_value: 1, target: 17 }
+      expected: 6
+
 description: |
   There is a broken calculator that has the integer `startValue` on its display initially. In one operation, you can: