1.

Change the IP addresses 56.34.2.8 (/8) from dotted-decimal notation to binary notation

Answer»

java.util.Scanner;public class FiftyPrimes{ // Return true if a number n is prime public static boolean isPrime(long n) { // Check division from 2 to sqrt(n) for (long i = 2; i <= Math.sqrt(n); i++) { if (n % i == 0) { return FALSE; } } // If no division is found, number is prime return true; } public static void main(String[] args) { // Create Scanner object Scanner SC = new Scanner(System.in); // Take user input System.out.print("Enter the starting point: "); long start = sc.nextInt(); // Close Scanner object sc.close(); // If start point is less than 2, make it 2 if (start < 2) { start = 2; } INT numberOfPrimes = 0; // Number of primes PRINTED long number = start; // Number to be tested for prime // Iterate until 50 primes are printed while (numberOfPrimes < 50) { if (isPrime(number)) { System.out.println(number); numberOfPrimes++; } number++; } }}



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