Create 121.BestTimetoBuyandSellStock.js

Author: Shohan494

121.BestTimetoBuyandSellStock.js

@@ -0,0 +1,18 @@
+function maxProfit(prices) {
+  let minPrice = prices[0];
+  let maxProfit = 0;
+
+  for (let i = 1; i < prices.length; i++) {
+    if (prices[i] < minPrice) {
+      minPrice = prices[i];
+    } else
+    {
+        if(maxProfit < prices[i] - minPrice)
+        {
+            maxProfit = prices[i] - minPrice
+        }
+    }
+  }
+
+  return maxProfit;
+}