diff --git a/2110. Number of Smooth Descent Periods of a Stock b/2110. Number of Smooth Descent Periods of a Stock
new file mode 100644
index 0000000..300ac33
--- /dev/null
+++ b/2110. Number of Smooth Descent Periods of a Stock	
@@ -0,0 +1,17 @@
+class Solution {
+public:
+    long long getDescentPeriods(vector<int>& prices) {
+        long long ans = 1;
+        long long len = 1;
+        
+        for (int i = 1; i < prices.size(); i++) {
+            if (prices[i] == prices[i - 1] - 1) {
+                len++;
+            } else {
+                len = 1;
+            }
+            ans += len;
+        }
+        return ans;
+    }
+};