diff --git a/2149. rearrange array elements by sign.cpp b/2149. rearrange array elements by sign.cpp
new file mode 100644
index 0000000..f81030d
--- /dev/null
+++ b/2149. rearrange array elements by sign.cpp	
@@ -0,0 +1,19 @@
+class Solution {
+public:
+    vector<int> rearrangeArray(vector<int>& nums) {
+        int x= nums.size();
+        vector<int> a(x);
+        int i=0,j=1;
+        for(int k=0;k<x;k++){
+            if(nums[k]>0){
+                a[i]=nums[k];
+                i+=2;
+            }
+            else{
+                a[j]=nums[k];
+                j+=2;
+            }
+        }
+        return a;
+    }
+};