🎨 Day 5

Author: AkashRajpurohit

README.md

@@ -10,6 +10,7 @@
 2. [Combination Sum](https://leetcode.com/explore/challenge/card/october-leetcoding-challenge/559/week-1-october-1st-october-7th/3481/) ➡️ [CPP Solution](Week1/combinationSum.cpp)
 3. [K-diff Pairs in an Array](https://leetcode.com/explore/challenge/card/october-leetcoding-challenge/559/week-1-october-1st-october-7th/3482/) ➡️ [CPP Solution](Week1/findPairs.cpp)
 4. [Remove Covered Intervals](https://leetcode.com/explore/challenge/card/october-leetcoding-challenge/559/week-1-october-1st-october-7th/3482/) ➡️ [CPP Solution](Week1/removeCoveredIntervals.cpp)
+5. [Complement of Base 10 Integer](https://leetcode.com/explore/challenge/card/october-leetcoding-challenge/559/week-1-october-1st-october-7th/3482/) ➡️ [CPP Solution](Week1/bitwiseComplement.cpp)
 
 ## Week 2 🚧
 

Week1/bitwiseComplement.cpp

@@ -0,0 +1,18 @@
+class Solution {
+public:
+    int bitwiseComplement(int N) {
+        if(N == 0) return 1;
+        
+        int bits = 0;
+        int tmp = N;
+        
+        while(tmp > 0) {
+            tmp >>= 1;
+            bits++;
+        }
+        
+        int maxNumberWithSameSetBits = pow(2, bits) - 1;
+        
+        return N ^ maxWithSameBits;
+    }
+};