添加131.分割回文串JavaScript版本

Author: flames519

problems/0131.分割回文串.md

@@ -292,7 +292,7 @@ class Solution {
 ```
 
 Python：
-```python3
+```py
 class Solution:
     def partition(self, s: str) -> List[List[str]]:
         res = []  
@@ -313,7 +313,38 @@ class Solution:
 
 Go：
 
+javaScript：
 
+```js
+/**
+ * @param {string} s
+ * @return {string[][]}
+ */
+const isPalindrome = (s, l, r) => {
+    for (let i = l, j = r; i < j; i++, j--) {
+        if(s[i] !== s[j]) return false;
+    }
+    return true;
+}
+
+var partition = function(s) {
+    const res = [], path = [], len = s.length;
+    backtracking(0);
+    return res;
+    function backtracking(i) {
+        if(i >= len) {
+            res.push(Array.from(path));
+            return;
+        }
+        for(let j = i; j < len; j++) {
+            if(!isPalindrome(s, i, j)) continue;
+            path.push(s.substr(i, j - i + 1));
+            backtracking(j + 1);
+            path.pop();
+        }
+    }
+};
+```
 
 
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