diff --git a/Java/number-complement.java b/Java/number-complement.java
new file mode 100644
index 00000000..99d46bd7
--- /dev/null
+++ b/Java/number-complement.java
@@ -0,0 +1,22 @@
+class Solution {
+ public int findComplement(int num) {
+
+ int numberOfBits = numberOfBits(num);
+
+ return num ^ ((1 << numberOfBits) - 1);
+ }
+
+ /**
+ * Method to find out the total number of bits in a number.
+ **/
+ public static int numberOfBits(int num){
+ int countOfBits = 0;
+
+ while(num != 0){
+ num = num >> 1;
+ countOfBits++;
+ }
+
+ return countOfBits;
+ }
+}
diff --git a/README.md b/README.md
index 1ddd6a1a..59755a22 100644
--- a/README.md
+++ b/README.md
@@ -68,11 +68,12 @@ Check out ---> [Sample PR](https://github.com/codedecks-in/LeetCode-Solutions/pu
# Bit Manipulation
-| # | Title | Solution | Time | Space | Difficulty | Tag | Note |
+| # | Title | Solution | Time | Space | Difficulty | Tag | Tutorial |
| ---- | --------------------------------------------------------------------- | -------------------------------------------------------------------------- | ------ | ------ | ---------- | --- | --------- |
| 0136 | [Single Number](https://leetcode.com/problems/single-number/) | [Java](./Java/single-number.java)
[Python](./Python/single-number.py)
[C++](./C++/Single-Number.cpp) | _O(n)_ | _O(1)_ | Easy | | Using XOR |
-| 0260 | [Single Number III](https://leetcode.com/problems/single-number-iii/) | [Python](./Python/single-number-iii.py) | _O(n)_ | _O(1)_ | Medium | | |
-| 0520 | [Detect Capital Use](https://leetcode.com/problems/detect-capital/) | [Python](./Python/detect-capital.py) | _O(n)_ | _O(1)_ | Easy | | |
+| 260 | [Single Number III](https://leetcode.com/problems/single-number-iii/) | [Python](./Python/single-number-iii.py) | _O(n)_ | _O(1)_ | Medium | | |
+| 476 | [Number Complement](https://leetcode.com/problems/number-complement/) | [Java](./Java/number-complement.java) | _O(1)_ | _O(1)_ | Easy | | |
+| 520 | [Detect Capital Use](https://leetcode.com/problems/detect-capital/) | [Python](./Python/detect-capital.py) | _O(n)_ | _O(1)_ | Easy | | |