摘要:
第九章 循环练习 public class *** { public static void main(String[] args) { Scanner input = new Scanner(System.in); int xy=0; System.out.println("请输入等腰三角形的行数:"); xy = i... 阅读全文
摘要:
1 读写字符文件 BufferedReader br = new BufferedReader (new FileReader("文件路径")); BufferedWriter br = new BufferedWriter (new FileWriter("文件路径",boolean)); 2 读 阅读全文