import java.util.Scanner; public class Example2_3 { public static void main (String args[ ]){ System.out.println("请输入若干个数,每输入一个数回车确认"); System.out.println("最后输入数字0结束输入操作"); Scanner reader=new Scanner(System.in); double sum=0; double x = reader.nextDouble(); while(x!=0){ sum=sum+x; x=reader.nextDouble(); } System.out.println("sum="+sum); } }
时间: 2024-11-03 05:31:38