摘要：
public class Test { public static void main (String[] args) { String[] a = {"roll out", "rule out", "normalcy", "palaver", "satirical", "rut"}; //下面提供 阅读全文
摘要：
import java.util.Scanner; //调用java.util.Scanner public class Test { public static void main (String[] args) { Scanner keyboardInput = new Scanner(Syst 阅读全文
摘要：
import java.io.IOException; public class Test { public static void main (String[] args) throws IOException { char a = (char) System.in.read(); //默认接受i 阅读全文