assertEquals("及格", MyUtil.percentage2fivegrade(60)); assertEquals("中等", MyUtil.percentage2fivegrade(70)); assertEquals("良好", MyUtil.percentage2fivegrade(80)); assertEquals("优秀", MyUtil.percentage2fivegrade(90)); assertEquals("优秀", MyUtil.percentage2fivegrade(100)); } } 1. 2. ...
public class E { public static void main(String args[]) { int [] a={10,20,30,40},b[]={{1,2},{4,5,6,7}}; b[0] = a; b[0][1] = b[1][3]; System.out.println(b[0][3]); //【代码1】 System.out.println(a[1]); //【代码2】 } } 1. 2. 3. 4. 5. 6. 7...