diff --git a/September/19-09-2023_Find first set bit b/September/19-09-2023_Find first set bit
new file mode 100644
index 0000000..8199e88
--- /dev/null
+++ b/September/19-09-2023_Find first set bit	
@@ -0,0 +1,17 @@
+class Solution
+{
+    public:
+    //Function to find position of first set bit in the given number.
+    unsigned int getFirstSetBit(int n)
+    {
+        unsigned int cnt=1;
+        while(n>0){
+            if(n&1){
+                return cnt;
+            }
+            n = n>>1;
+            cnt++;
+        }
+        return 0;
+    }
+};