使用Java类InputStream和OutputStream,写一个程序以字符序列从控制台,转换成小写输入的字母为大写,并将其发送到屏幕上。以外的字符字母不改。编写一个Java程序,输入一个文件,将其压缩并写入输出到一个文件。写一个程序,将输入文件并将它写入输出文件。使用带缓冲的输入和输出流。(提示:看看deflateroutputstream,inflater...
【解析】签到练习 import java.util.Scanner; public class Test{ public static void main(String[] args) { Scanner sc=new Scanner(System.in); System.out.print("input x->"); int x=sc.nextInt(); System.out.print("input y->"); int y=sc.nextInt(); for(int i=x;i 2 $$ input y-...
Using Scanner class in Java program, you can read the inputs. Following is a sample program that shows reading STDIN ( A string in this case ). import java.util.Scanner; class Input { public static void main(String[] args) { Scanner input = new Scanner(System.in); System.out.println...
How To Write A Java Program
Java: One interesting application of two-dimensional arrays is magic squares. A magic square is a square matrix in which the sum of every row, every column, and both diagonals is the same. Magic squar Write a Java program that draws a pattern of hexagons. The ...
import java.util.Scanner;public class Test{ public static void main(String[] args) { Scanner sc=new Scanner(System.in); System.out.print("input x->"); int x=sc.nextInt(); System.out.print("input y->"); int y=sc.nextInt();...
Write a JAVA program that will maintain a phone directory using a Linked-List. The program should be able to perform the following operations: Add persons details (first name, last name, phone number, city, address, sex and email) to the phone di...
Write a Java program to prompt a user to input some positive real numbers and store them in a double type array, x. The user can enter no more than 10 numbers. The program should stop prompting input when the user entered the 10th number or input a negative value, e.g. -1. Then,...
import java.util.Scanner; public class Main { public static void main(String[] args) { // 创建 Scanner 对象用于读取用户输入 Scanner scanner = new Scanner(System.in); // 提示用户输入姓名 System.out.print("请输入姓名(格式:名字 姓氏):"); // 读取用户输入的姓名 String fullName = scanner....
Write a Java program to simulate a student information query interface where input can be provided for one or more of the following fields: student name, and/or student number, and/or DoB. Assume information about students are stored in a table ...