From b7836d951f518ba437ed69863bbb3cf5fcc75638 Mon Sep 17 00:00:00 2001
From: zhenzi <tianzhenzi@inke.cn>
Date: Sat, 15 May 2021 11:25:22 +0800
Subject: [PATCH] =?UTF-8?q?0121=E4=B9=B0=E5=8D=96=E8=82=A1=E7=A5=A8?=
 =?UTF-8?q?=E6=9C=80=E4=BD=B3=E6=97=B6=E6=9C=BA=E6=B7=BB=E5=8A=A0=20Java?=
 =?UTF-8?q?=20=E7=89=88=E6=9C=AC=E5=AE=9E=E7=8E=B0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 problems/0121.买卖股票的最佳时机.md | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/problems/0121.买卖股票的最佳时机.md b/problems/0121.买卖股票的最佳时机.md
index 3d564892..a0b35090 100644
--- a/problems/0121.买卖股票的最佳时机.md
+++ b/problems/0121.买卖股票的最佳时机.md
@@ -198,7 +198,22 @@ public:
 
 
 Java：
-
+```java
+class Solution {
+    public int maxProfit(int[] prices) {
+        int minprice = Integer.MAX_VALUE;
+        int maxprofit = 0;
+        for (int i = 0; i < prices.length; i++) {
+            if (prices[i] < minprice) {
+                minprice = prices[i];
+            } else if (prices[i] - minprice > maxprofit) {
+                maxprofit = prices[i] - minprice;
+            }
+        }
+        return maxprofit;
+    }
+}
+```
 
 Python：