solved Best Time to Buy and Sell Stock

Author: wclee2265

best-time-to-buy-and-sell-stock/wclee2265.cpp

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+// https://leetcode.com/problems/best-time-to-buy-and-sell-stock/
+
+class Solution {
+public:
+    int maxProfit(vector<int>& prices) {
+        int n = prices.size();
+        int minimum = prices[0];
+        int ans = 0;
+        for(int i=1; i<n; i++) {
+            ans = max(ans, prices[i] - minimum);
+            minimum = min(minimum, prices[i]);
+        }
+        return ans;
+    }
+};