文章分类 - Java
摘要:package Array; import java.util.Scanner; public class RectangleTest { //回形数 /* * 从键盘输入一个整数(1~20) ,则以该数字为矩阵的大小,把1,2,3…n*n 的数字按照顺时针螺旋的形式填入其中。 * */ enum
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摘要:package src; import java.util.*; import java.util.List; import java.util.function.Function; import java.util.stream.Collectors; public class MapTest {
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摘要:package src; import java.util.*; import java.util.List; import java.util.stream.Collectors; public class MapTest { //map的用法 //map的遍历 // public static
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摘要:abstract class Beverage { abstract void Brew(); abstract void addCondiments(); final void prepare(){ boilWater(); Brew(); poulnCup(); if(customerWants
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摘要:public class Coffee { static class Box<T>{ private T contents; public Box(T contents){ this.contents=contents; } public T getContents(){ return conten
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摘要:public class MyTree2 { private static class TreeNode{ int data; TreeNode leftChild; TreeNode rightChild; TreeNode(int data){ this.data=data; } } //创建二
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摘要:package src; import java.util.Arrays; import java.util.LinkedList; public class MyTree { private static class TreeNode{ int data; TreeNode leftChild;
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摘要:import java.util.concurrent.ExecutorService;import java.util.concurrent.Executors; public class ThreadPool1 { private static final int NUM_OF_THREADS
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