diff --git a/sort-colors.cpp b/sort-colors.cpp
new file mode 100644
index 0000000..ac29fab
--- /dev/null
+++ b/sort-colors.cpp
@@ -0,0 +1,24 @@
+class Solution {
+public:
+    void sortColors(vector<int>& nums) {
+        int low=0;
+        int high= nums.size()-1;
+        int mid=0;
+        while(mid<=high){
+            if(nums[mid]==0){
+                swap(nums[low],nums[mid]);
+                low++;
+            mid++;
+            }
+             else if(nums[mid]==1){
+                mid++;
+            }
+          else  if(nums[mid]==2){
+                swap(nums[mid],nums[high]);
+                high--;
+        }
+        }
+    }
+};
+
+