摘要:
package li; import java.util.Scanner; public class Demo3 { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.o 阅读全文
摘要:
package li; import java.util.Scanner; public class Demo2 { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.o 阅读全文
摘要:
package li; import java.util.Scanner; public class Demo1 { public static void main(String[] args) { //创建一个扫描器对象,用于接收键盘数据 Scanner scanner = new Scanner 阅读全文