Create a Java program that displays hexadecimal numbers from 0 to 255 in a table with 16 rows, each containing 16 numbers.
00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f 70 71 72 73 74 75 76 77 78 79 7a 7b 7c 7d 7e 7f 80 81 82 83 84 85 86 87 88 89 8a 8b 8c 8d 8e 8f 90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 9e 9f a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af b0 b1 b2 b3 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf c0 c1 c2 c3 c4 c5 c6 c7 c8 c9 ca cb cc cd ce cf d0 d1 d2 d3 d4 d5 d6 d7 d8 d9 da db dc dd de df e0 e1 e2 e3 e4 e5 e6 e7 e8 e9 ea eb ec ed ee ef f0 f1 f2 f3 f4 f5 f6 f7 f8 f9 fa fb fc fd fe ff
public class HexadecimalTable { public static void main(String[] args) { // Print table header System.out.println("Hexadecimal Table from 0 to 255:"); System.out.println("================================"); // Print hexadecimal numbers in a 16x16 table for (int row = 0; row < 16; row++) { for (int column = 0; column < 16; column++) { int number = row * 16 + column; String hexadecimal = Integer.toHexString(number).toUpperCase(); System.out.print(hexadecimal + "\t"); } System.out.println(); // New line for each row } } }
Click here to view the exercise solution
Share it on your social media and challenge your friends to solve programming problems. Together, we can learn and grow.
The code has been successfully copied to the clipboard.
Continue improving your Java programming skills with our selection of practical exercises from the lesson. Click on Practice and challenge your knowledge!
Create a Java program that uses a `for` loop and `char` variables to display uppercase letters of the alphabet.
Write a program in Java that asks the user for a number x and shows the result of his multiplication table from 1 to 10.
Create a Java program that prompts the user for two integer numbers and displays their multiplication using consecutive additions instead of the * operator.
Develop a Java program that prompts the user to enter an integer and determine whether it is a prime number or not.
Write a Java program that displays odd numbers from x to y in descending order.
Create a Java program that simulates a supermarket cash register to return change for a purchase.
Create a Java program that asks the user for an integer (x) and displays the product of its prime factors. Prime factors are prime numbers that exactly divide a number without leaving a remainder.
Java Exercise: Multiply a number by 10 using the while statement. Practice loops in Java.
Java exercise with do-while: Multiply a number by 10 until entering a negative number. Practice loops in Java.
Java program that repeats a number as many times as specified. Customize the number of repetitions.
Create a Java program that asks the user for an integer (x) and displays it in hexadecimal and binary.
Java exercise: Request a range of numbers (x, y) and display the numbers on the screen. Practice loops in Java.
Java program that displays numbers from 1 to 500 that are multiples of both 3 and 5. Enhance your Java skills with this number challenge.
Create a Java program that requests the user to enter a username and a password. It should repeat until the login is successful or reaches a maximum number of attempts.
Create a Java program that enables the user to input two numbers and displays the division along with the remainder. It will indicate when division by 0 is attempted and will exit if the first entered number is 0.
Java program that adds entered numbers until 0 is input and displays a completion message.
Practice your Java skills by creating a program that generates and displays multiplication tables for a specified range of numbers.
Create a Java program that displays a range of numbers in three different ways. Strengthen your programming knowledge.
Create a Java program to count the digits in a positive integer while handling negative numbers. Enhance your programming skills in Java.
Practice with exercises in Java related to the conditions, loops and structures of the language.
Free programming course with practical exercises and solutions in C#. Start learning right now!
Take your Exercises C# lessons everywhere with our Android app. Download it now from Google Play
Own and third party cookies to improve our services. If you go on surfing, we will consider you accepting its use.