art: gitignore

.gitignore

@@ -91,3 +91,7 @@
 src/leecode/java/Solution.class
 .gitignore
 .idea/.gitignore
+tempCodeRunnerFile
+src/leecode/java/.lcpr_data/bricks.json
+src/leecode/java/.lcpr_data/group.json
+.gitignore

src/leecode/java/3249.统计好节点的数目.java

@@ -0,0 +1,36 @@
+/*
+ * @lc app=leetcode.cn id=3249 lang=java
+ * @lcpr version=20003
+ *
+ * [3249] 统计好节点的数目
+ */
+
+
+// @lcpr-template-start
+
+// @lcpr-template-end
+// @lc code=start
+class Solution {
+    public int countGoodNodes(int[][] edges) {
+        return 0;
+    }
+}
+// @lc code=end
+
+
+
+/*
+// @lcpr case=start
+// [[0,1],[0,2],[1,3],[1,4],[2,5],[2,6]]\n
+// @lcpr case=end
+
+// @lcpr case=start
+// [[0,1],[1,2],[2,3],[3,4],[0,5],[1,6],[2,7],[3,8]]\n
+// @lcpr case=end
+
+// @lcpr case=start
+// [[0,1],[1,2],[1,3],[1,4],[0,5],[5,6],[6,7],[7,8],[0,9],[9,10],[9,12],[10,11]]\n
+// @lcpr case=end
+
+ */
+