摘要:
package study5ran2yl.study; import java.util.Scanner; public class demo12 { public static void main(String[] args) { Scanner scanner = new Scanner(Sys 阅读全文
摘要:
package study5ran2yl.study; import java.util.Scanner; public class demo11 { public static void main(String[] args) { //我们可以输入多个数据,用来计算总和与平均值,输入一个字符用回车 阅读全文