diff --git a/README.md b/README.md
index 441d6a92..5de86bb4 100644
--- a/README.md
+++ b/README.md
@@ -49,6 +49,8 @@ Step 2. Add the dependency
 
 <summary>展开查看</summary>
 
+https://leetcode-cn.com/problems/sentence-similarity-iii/
+
 https://leetcode.cn/problems/min-max-game/
 
 https://leetcode-cn.com/problems/wiggle-subsequence/
diff --git a/sentence-similarity-iii/index.ts b/sentence-similarity-iii/index.ts
new file mode 100644
index 00000000..a694ba79
--- /dev/null
+++ b/sentence-similarity-iii/index.ts
@@ -0,0 +1,28 @@
+function areSentencesSimilar(sentence1: string, sentence2: string): boolean {
+const words1=sentence1.split(" ")
+const words2=sentence2.split(" ")
+
+
+if(words1.length===words2.length)return sentence1===sentence2
+
+
+while(words1.length&&words2.length&&words1[words1.length-1]===words2[words2.length-1]){
+    words1.pop()
+    words2.pop()
+}
+
+while(words1.length&&words2.length&&words1[0]===words2[0]){
+    words1.shift()
+    words2.shift()
+}
+
+
+if(words1.length===0||words2.length==0)return true
+
+
+
+
+
+return false
+}
+export default areSentencesSimilar