diff --git "a/leetcode3/\354\265\234\353\257\274\354\247\200/476.py" "b/leetcode3/\354\265\234\353\257\274\354\247\200/476.py"
new file mode 100644
index 00000000..1b1494eb
--- /dev/null
+++ "b/leetcode3/\354\265\234\353\257\274\354\247\200/476.py"
@@ -0,0 +1,17 @@
+class Solution:
+    def findComplement(self, num: int) -> int:
+        b = format(num, 'b')
+        change = ''
+        for i in b:
+            if i == '0':
+                change += '1'
+            else:
+                change += '0'
+        result = int(change, 2)
+
+        return result
+
+
+# Solution().findComplement(5)
+    
+        
\ No newline at end of file