摘要: 一维数组的创建方法 //第一种创建array的方法: String[] familyMembers = new String[4]; familyMembers[0] = "jerry"; familyMembers[1] = "elaine"; familyMembers[2] = "george 阅读全文
posted @ 2020-05-25 22:45 profesor 阅读(683) 评论(0) 推荐(0)
摘要: public class Arrays { public static void main(String[] args) //返回值设为String { for (String name : names()) System.out.println(name); } public static Str 阅读全文
posted @ 2020-05-25 22:40 profesor 阅读(182) 评论(0) 推荐(0)
摘要: //一维随机数组 public class RandomArray { public static void main(String[] args) { int[] nums = new int[(int) (Math.random() * 10)]; System.out.println("len 阅读全文
posted @ 2020-05-25 22:08 profesor 阅读(802) 评论(0) 推荐(0)
摘要: //我们知道: Java有Math.random()来随机选择[0,1)内的任意数 //随机取数 // import java.util.Random; public class Choice { public static void main(String[] args) { Random rdm 阅读全文
posted @ 2020-05-25 21:56 profesor 阅读(2721) 评论(0) 推荐(0)
摘要: Array of arrays: #include <stdio.h> #include <string.h> int main() { char tracks[][100] = { "will the protesters in American cities bring progress", " 阅读全文
posted @ 2020-05-25 16:27 profesor 阅读(191) 评论(0) 推荐(0)