Solutions to Miscellaneous section

Interview Preparation Kit/Miscellaneous/Flipping bits/Solution.java

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+import java.io.*;
+import java.util.*;
+
+public class Solution {
+
+    // Complete the flippingBits function below.
+    static long flippingBits(long n) {
+        long maxValue = (long) Math.pow(2, 32) - 1;
+        return n ^ maxValue;
+    }
+
+    private static final Scanner scanner = new Scanner(System.in);
+
+    public static void main(String[] args) throws IOException {
+        BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv("OUTPUT_PATH")));
+
+        int q = scanner.nextInt();
+        scanner.skip("(\r\n|[\n\r\u2028\u2029\u0085])?");
+
+        for (int qItr = 0; qItr < q; qItr++) {
+            long n = scanner.nextLong();
+            scanner.skip("(\r\n|[\n\r\u2028\u2029\u0085])?");
+
+            long result = flippingBits(n);
+
+            bufferedWriter.write(String.valueOf(result));
+            bufferedWriter.newLine();
+        }
+
+        bufferedWriter.close();
+
+        scanner.close();
+    }
+}