package tmp;import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.Scanner;public class Test {public static void main(String[] args) throws Exception {   System.out.println("begin =======================");   for (int i = 0; i < args.length; i++) {    System.out.println("args[" + i + "]:" + args[i]);   }   System.out.print("please input a num: ");   Scanner scan = new Scanner(System.in);   int num = scan.nextInt();   System.out.println("num is: " + num);   System.out.println("end   =======================");   System.out.print("please input a str : ");   BufferedReader br = new BufferedReader(new InputStreamReader(System.in));   String str = br.readLine();   System.out.println("str is: " + str);}}