diff --git a/LeetCode/1499_Max_Value_of_Equation.py b/LeetCode/1499_Max_Value_of_Equation.py
new file mode 100644
index 0000000..4c1f330
--- /dev/null
+++ b/LeetCode/1499_Max_Value_of_Equation.py
@@ -0,0 +1,23 @@
+class Solution(object):
+    def findMaxValueOfEquation(self, points, k):
+        """
+        :type points: List[List[int]]
+        :type k: int
+        :rtype: int
+        """
+        ans = None
+
+        d = deque()
+        for x, y in points:
+            while len(d) > 0 and d[0][0] < x - k:
+                d.popleft()
+
+            if len(d) != 0:
+                ans = max(ans, x + y + d[0][1] - d[0][0])
+
+            while (len(d) != 0) and d[-1][1] - d[-1][0] < y - x:
+                d.pop()
+
+            d.append((x, y))
+
+        return ans