diff --git a/Reversebits.cpp b/Reversebits.cpp
new file mode 100644
index 00000000..1b9d78e8
--- /dev/null
+++ b/Reversebits.cpp
@@ -0,0 +1,16 @@
+long reverseBits(long n){
+    int arr[32]={0};
+    int bit;
+    for(int i=0;i<32;i++){
+        bit=n%2;
+        arr[i]=bit;
+        n=n/2;
+    }
+    long long int ans=0;
+    int count=0;
+    for(int i=31;i>=0;i--){
+        ans=ans+(arr[i]*pow(2,count));
+        count++;
+    }
+    return ans;
+}