diff --git a/E_461_HammingDistance.cpp b/E_461_HammingDistance.cpp
new file mode 100644
index 0000000..2c1e7c8
--- /dev/null
+++ b/E_461_HammingDistance.cpp
@@ -0,0 +1,12 @@
+class Solution {
+public:
+    int hammingDistance(int x, int y) {
+        int last_num = x^y;
+        int ret=0;
+        while(last_num){
+            ret+=last_num&1;
+            last_num=last_num>>1;
+        }
+        return ret;
+    }
+};
\ No newline at end of file