chore(solutions): add category json

wingkwong · wingkwong · commit 65c222655b33 · 2024-10-01T00:54:24.000+08:00
diff --git a/solutions/3300-3399/_category_.json b/solutions/3300-3399/_category_.json
@@ -0,0 +1,8 @@
+{
+  "label": "3300 - 3399",
+  "position": 35,
+  "link": {
+    "type": "generated-index",
+    "description": "Solutions categorised by Problem IDs"
+  }
+}
