diff --git a/dsa-roadmaps/Love Babbar Questions/Arrays/Trapping Rain Water.cpp b/dsa-roadmaps/Love Babbar Questions/Arrays/Trapping Rain Water.cpp
new file mode 100644
index 0000000..a9db6ea
--- /dev/null
+++ b/dsa-roadmaps/Love Babbar Questions/Arrays/Trapping Rain Water.cpp	
@@ -0,0 +1,30 @@
+using namespace std;
+
+int main() {
+    int t,n,i,j;
+    cin>>t;
+    while(t-->0)
+    {
+        cin>>n;
+        int arr[n];
+        int left[n],right[n];
+        for(i=0;i<n;i++)
+            cin>>arr[i];
+        left[0]=arr[0];
+        right[n-1]=arr[n-1];
+        j=n-2;
+        for(i=1;i<n;i++)
+        {
+            left[i]=max(arr[i],left[i-1]);
+            right[j]=max(arr[j],right[j+1]);
+            j--;
+        }
+        int ans=0;
+        for(i=0;i<n;i++)
+            ans+=min(left[i],right[i])-arr[i];
+            
+        cout<<ans<<endl;
+    }
+	//code
+	return 0;
+}