From 48ab781c4e6c3d8c6ddf9610f5adda300884b291 Mon Sep 17 00:00:00 2001
From: ironartisan <ironerhalo@gmail.com>
Date: Sat, 28 Aug 2021 09:39:16 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=960122.=E4=B9=B0=E5=8D=96?=
 =?UTF-8?q?=E8=82=A1=E7=A5=A8=E7=9A=84=E6=9C=80=E4=BD=B3=E6=97=B6=E6=9C=BA?=
 =?UTF-8?q?II=20Java=E4=BB=A3=E7=A0=81?=
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---
 problems/0122.买卖股票的最佳时机II.md | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/problems/0122.买卖股票的最佳时机II.md b/problems/0122.买卖股票的最佳时机II.md
index ff1b6d4a..29aa5b83 100644
--- a/problems/0122.买卖股票的最佳时机II.md
+++ b/problems/0122.买卖股票的最佳时机II.md
@@ -139,17 +139,11 @@ Java：
 // 贪心思路
 class Solution {
     public int maxProfit(int[] prices) {
-        int sum = 0;
-        int profit = 0;
-        int buy = prices[0];
+        int result = 0;
         for (int i = 1; i < prices.length; i++) {
-            profit = prices[i] - buy;
-            if (profit > 0) {
-                sum += profit;
-            }
-            buy = prices[i];
+            result += Math.max(prices[i] - prices[i - 1], 0);
         }
-        return sum;
+        return result;
     }
 }
 ```