From 0ebd5f1a812f7d58d52b440f6b2721b8c8db95d7 Mon Sep 17 00:00:00 2001
From: "qingyi.liu" <qingyival@163.com>
Date: Sat, 5 Jun 2021 18:32:40 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A077.=20=E7=BB=84=E5=90=88?=
 =?UTF-8?q?=E4=BC=98=E5=8C=96JavaScript=E7=89=88=E6=9C=AC?=
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---
 problems/0077.组合优化.md | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/problems/0077.组合优化.md b/problems/0077.组合优化.md
index 31acf4a5..d3e82f09 100644
--- a/problems/0077.组合优化.md
+++ b/problems/0077.组合优化.md
@@ -147,7 +147,7 @@ public:
 
 
 Java：
-```
+```java
 class Solution {
     List<List<Integer>> result = new ArrayList<>();
     LinkedList<Integer> path = new LinkedList<>();
@@ -220,6 +220,28 @@ func backtrack(n,k,start int,track []int){
 }
 ```
 
+javaScript:
+
+```js
+var combine = function(n, k) {
+    const res = [], path = [];
+    backtracking(n, k, 1);
+    return res;
+    function backtracking (n, k, i){
+        const len = path.length;
+        if(len === k) {
+            res.push(Array.from(path));
+            return;
+        }
+        for(let a = i; a <= n + len - k + 1; a++) {
+            path.push(a);
+            backtracking(n, k, a + 1);
+            path.pop();
+        }
+    }
+};
+```
+