算法Sedgewick第四版-第1章基础-019一Scanner的用法

 1 package algorithms.fundamentals001;
 2 
 3 import java.util.Locale;
 4 import java.util.Scanner;
 5 
 6 import algorithms.util.StdIn;
 7 
 8 public class IsEquals {
 9 
10     // assume Unicode UTF-8 encoding
11     private static final String CHARSET_NAME = "UTF-8";
12 
13     // assume language = English, country = US for consistency with System.out.
14     private static final Locale LOCALE = Locale.US;
15     
16     private static Scanner scanner;
17     // do this once when StdIn is initialized
18     static {
19         resync();
20     }
21     /**
22      * If StdIn changes, use this to reinitialize the scanner.
23      */
24     private static void resync() {
25         setScanner(new Scanner(new java.io.BufferedInputStream(System.in), CHARSET_NAME));
26     }
27     
28     private static void setScanner(Scanner scanner) {
29         IsEquals.scanner = scanner;
30         IsEquals.scanner.useLocale(LOCALE);
31     }
32     
33     public static void main(String[] args) {
34 //        int a = scanner.nextInt();
35 //        int b = scanner.nextInt();
36 //        int c = scanner.nextInt();
37 //        System.out.println(a==b && b==c);
38         double a = scanner.nextDouble();
39         double b = scanner.nextDouble();
40         System.out.println((a > 0.0 && a < 1.0) && (b > 0.0 && b < 1.0));
41     }
42 }