diff --git "a/leetcode3/\352\271\200\353\257\274\354\240\234/476_Number_Complement.py" "b/leetcode3/\352\271\200\353\257\274\354\240\234/476_Number_Complement.py"
new file mode 100644
index 00000000..9dd4ff5a
--- /dev/null
+++ "b/leetcode3/\352\271\200\353\257\274\354\240\234/476_Number_Complement.py"
@@ -0,0 +1,8 @@
+def solution(num):
+    num_bin = bin(num)[2:]
+    str_bin = str(num_bin)
+    return int(str_bin.replace('1','x').replace('0','1').replace('x','0'),2)
+
+
+
+print(solution(1))