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authorcrupest <crupest@outlook.com>2021-02-23 21:07:19 +0800
committercrupest <crupest@outlook.com>2021-02-23 21:07:19 +0800
commitd8f3b40085619cb680c8f227c65a1f5acc393223 (patch)
tree6a38e3a6c79276fc396259ef962d17236dbed569 /leetcode/cpp/121.cpp
parentb0162802ad9723c678e495f29ca2f0fc0af2eff1 (diff)
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Move leetcode solutions to subdir.
Diffstat (limited to 'leetcode/cpp/121.cpp')
-rw-r--r--leetcode/cpp/121.cpp24
1 files changed, 24 insertions, 0 deletions
diff --git a/leetcode/cpp/121.cpp b/leetcode/cpp/121.cpp
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+++ b/leetcode/cpp/121.cpp
@@ -0,0 +1,24 @@
+#include <vector>
+
+using std::vector;
+
+class Solution
+{
+public:
+ int maxProfit(vector<int> &prices)
+ {
+ if (prices.size() <= 1) return 0;
+
+ int result = 0;
+ int min = prices.front();
+ for (int i = 1; i < prices.size(); i++)
+ {
+ if (prices[i] - min > result)
+ result = prices[i] - min;
+ if (prices[i] < min)
+ min = prices[i];
+ }
+
+ return result;
+ }
+};