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package zll.material.java_base_homework; import org.junit.Test; public class D02 { /** * 1.测试自增自减运算符 */ @Test public void test01(){ int a = 5; int b = (a++)+(--a)+(++a); System.out.prin...

package zll.material.java_base_homework; import java.util.Arrays; import java.util.Scanner; import org.junit.Test; public class D03 { /** * 1.有三个正整数，找出最大值 */ @Test public void test01(){ int...

package zll.material.java_base_homework; import java.util.Scanner; import org.junit.Test; public class D04 { /** * 1.输入一个整数，判断他是几位数 */ @Test public void test01(){ Scanner sc = new Sca...

1. 有以下代码package zll.material.java_base_homework; class MyClass{ int value; } public class TestRef{ public static void main(String args[]){ int a = 10; int b = a; b ++ ; System.out.printl...

package zll.material.java_base_homework; public class Day06 { public static void main(String[] args){ Day06 f = new Day06(); System.out.println(f.add("4", "5")); } p...