Add: Flipping bits

22. Flipping Bits/solution.cpp

@@ -0,0 +1,77 @@
+/*
+    Topic : Algorithms
+    Subtopic : Flipping bits
+    Language : C++
+    Problem Statement : 
+      You will be given a list of 32 bit unsigned integers. Write a function to Flip all the bits (1 -> 0 and 0 -> 1) and return the result as an unsigned integer.
+    Url : https://www.hackerrank.com/challenges/flipping-bits/problem
+*/
+
+#include <bits/stdc++.h>
+
+using namespace std;
+
+string ltrim(const string &);
+string rtrim(const string &);
+
+long BITS = (long)(pow(2, 32) - 1);
+
+/*
+ * Complete the 'flippingBits' function below.
+ *
+ * The function is expected to return a LONG_INTEGER.
+ * The function accepts LONG_INTEGER n as parameter.
+ */
+
+long flippingBits(long n)
+{
+  return BITS ^ n;
+}
+
+int main()
+{
+  ofstream fout(getenv("OUTPUT_PATH"));
+
+  string q_temp;
+  getline(cin, q_temp);
+
+  int q = stoi(ltrim(rtrim(q_temp)));
+
+  for (int q_itr = 0; q_itr < q; q_itr++)
+  {
+    string n_temp;
+    getline(cin, n_temp);
+
+    long n = stol(ltrim(rtrim(n_temp)));
+
+    long result = flippingBits(n);
+
+    fout << result << "\n";
+  }
+
+  fout.close();
+
+  return 0;
+}
+
+string ltrim(const string &str)
+{
+  string s(str);
+
+  s.erase(
+      s.begin(),
+      find_if(s.begin(), s.end(), not1(ptr_fun<int, int>(isspace))));
+
+  return s;
+}
+
+string rtrim(const string &str)
+{
+  string s(str);
+
+  s.erase(
+      find_if(s.rbegin(), s.rend(), not1(ptr_fun<int, int>(isspace))).base(),
+      s.end());
+
+  return s;
+}

22. Flipping Bits/solution.py

@@ -0,0 +1,44 @@
+'''
+    Topic : Algorithms
+    Subtopic : Flipping bits
+    Language : Python3
+    Problem Statement :
+        You will be given a list of 32 bit unsigned integers. Write a function to Flip all the bits (1 -> 0 and 0 -> 1) and return the result as an unsigned integer.
+    Url : https://www.hackerrank.com/challenges/flipping-bits/problem
+'''
+#!/bin/python3
+
+import math
+import os
+import random
+import re
+import sys
+
+#
+# Complete the 'flippingBits' function below.
+#
+# The function is expected to return a LONG_INTEGER.
+# The function accepts LONG_INTEGER n as parameter.
+#
+
+BITS = pow(2, 32) - 1
+
+
+def flippingBits(n):
+    # Write your code here
+    return BITS ^ n
+
+
+if __name__ == '__main__':
+    fptr = open(os.environ['OUTPUT_PATH'], 'w')
+
+    q = int(input().strip())
+
+    for q_itr in range(q):
+        n = int(input().strip())
+
+        result = flippingBits(n)
+
+        fptr.write(str(result) + '\n')
+
+    fptr.close()