diff --git a/Tree/二叉查找树.md b/Tree/2-二叉查找树/二叉查找树.md similarity index 100% rename from Tree/二叉查找树.md rename to Tree/2-二叉查找树/二叉查找树.md diff --git a/Tree/字典树.md b/Tree/4-字典树Trie/字典树.md similarity index 100% rename from Tree/字典树.md rename to Tree/4-字典树Trie/字典树.md diff --git a/Tree/伸展树.md b/Tree/5-伸展数/伸展树.md similarity index 100% rename from Tree/伸展树.md rename to Tree/5-伸展数/伸展树.md diff --git a/Tree/后缀树.md b/Tree/6-后缀数/后缀树.md similarity index 100% rename from Tree/后缀树.md rename to Tree/6-后缀数/后缀树.md diff --git a/Tree/B树.md b/Tree/7-B数/B树.md similarity index 100% rename from Tree/B树.md rename to Tree/7-B数/B树.md diff --git a/Tree/赫夫曼编码.md b/Tree/huffman tree/赫夫曼编码.md similarity index 100% rename from Tree/赫夫曼编码.md rename to Tree/huffman tree/赫夫曼编码.md