diff --git a/maximumProductSubarray b/maximumProductSubarray
new file mode 100644
index 0000000..ba32bb2
--- /dev/null
+++ b/maximumProductSubarray
@@ -0,0 +1,9 @@
+ int maxProduct(vector<int> A) {
+        int n = A.size(), res = A[0], l = 0, r = 0;
+        for (int i = 0; i < n; i++) {
+            l =  (l ? l : 1) * A[i];
+            r =  (r ? r : 1) * A[n - 1 - i];
+            res = max(res, max(l, r));
+        }
+        return res;
+    }