From 66b3cac2c7e62e4ee5c4aae316611b39fac740b2 Mon Sep 17 00:00:00 2001
From: jerryfishcode <91447694+jerryfishcode@users.noreply.github.com>
Date: Mon, 27 Sep 2021 21:23:55 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9E70.=E7=88=AC=E6=A5=BC?=
 =?UTF-8?q?=E6=A2=AF=E5=AE=8C=E5=85=A8=E8=83=8C=E5=8C=85=E7=89=88=E6=9C=AC?=
 =?UTF-8?q?=20JavaScript=E7=89=88=E6=9C=AC?=
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---
 problems/0070.爬楼梯完全背包版本.md | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/problems/0070.爬楼梯完全背包版本.md b/problems/0070.爬楼梯完全背包版本.md
index 4410dbaf..097ecfdb 100644
--- a/problems/0070.爬楼梯完全背包版本.md
+++ b/problems/0070.爬楼梯完全背包版本.md
@@ -186,6 +186,20 @@ func climbStairs(n int) int {
 }
 ```
 
+JavaScript:
+```javascript
+var climbStairs = function(n) {
+    const dp = new Array(n+1).fill(0);
+    const weight = [1,2];
+    dp[0] = 1;
+    for(let i = 0; i <= n; i++){ //先遍历背包
+        for(let j = 0; j < weight.length; j++){ // 再遍历物品
+            if(i >= weight[j]) dp[i] += dp[i-weight[j]];
+        }
+    }
+    return dp[n];
+};
+```
 
 
 -----------------------