Java-笔记-(1) 

 1 //你的程序要读入一系列正整数数据，输入-1表示输入结束，-1本身不是输入的数据。程序输出读到的数据中的奇数和偶数的个数
 2 
 3 package Java
 4 
 5 import java.util.Scanner;
 6 
 7 public class Odd_even {
 8 
 9 public static void main(String[] args) {
10 // TODO Auto-generated method stub
11 Scanner in = new Scanner(System.in);
12 int number = in.nextInt();
13 int odd_number = 0;
14 int even_number = 0;
15 while (number!=-1)
16 {
17 if (number>=0&&number<=100000)
18 {
19 if (number%2==0)
20 {
21 even_number = even_number + 1;
22 }
23 else
24 {
25 odd_number = odd_number + 1;
26 }
27 number = in.nextInt();
28 }
29 else
30 number = in.nextInt();
31 }
32 System.out.println(odd_number+" "+even_number);
33 }
34 }

 

posted @ 2020-03-15 22:24  Eastsheng  阅读(110)  评论(0)    收藏  举报