[code="java"]package qinglin.learn.arithmetic;public class EightQueens_03{ String position[][]=new String[8][8]; int column[] = new int[8]; int right[]=new int[15]; int reverse[]=new int...

[code="java"]package qinglin.learn.arithmetic;public class BigNumberCalculation{ public static void main(String[] args) { // TODO Auto-generated method stub int a[]=new int[]{5234,56...

[code="java"]package qinglin.learn.arithmetic;import java.util.Random;public class GetPi{ public static void main(String[] args) { int N=10000000; int sum=0; Random random =...

[code="java"]package qinglin.learn.arithmetic;import java.util.Random;public class PokerRefreash{ public static void main(String[] args) { PokerRefreash refreash = new PokerRefreash()...

[code="java"]package qinglin.learn.arithmetic;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;public class LifeGame{ private boolean[][] map;...

[code="java"]package qinglin.learn.arithmetic;public class SortsServices{ public static void main(String args[]) { SortsServices.sortIntoAction(1); } /** * 交换值，交换数组的两个值 * ...

[code="java"]package qinglin.learn.arithmetic;public class QuickSort{ public static void quickSort(int[] a) { qSort(a, 0, a.length - 1); } /** * 对下标从s到t的元素进行快速排序。 */...

[code="java"]package qinglin.learn.arithmetic;public class GetMinMultiple{ @SuppressWarnings("static-access") public static void main(String[] args) { new GetMinMultiple().getMinMultipl...

[code="java"]package qinglin.learn.arithmetic;public class SackPro_02{ int p[] =new int[]{9,10,7,4}; int w[] =new int[]{3,5,2,1}; int cp[]=new int[p.length]; int cw[]=new int[w....

[code="java"]package qinglin.learn.arithmetic;public class SackPro_01{ public static void main(String[] args) { int[] src = { 2, 4, 5, 7, 10 }; select(18, src, 0, new int[src.length]);...

[code="java"]package qinglin.learn.arithmetic;import java.awt.*;import javax.swing.*;public class Pascal extends JFrame{ /** * */ private static final long serialVersionUID = 1L...

[code="java"]package qinglin.learn.arithmetic;public class MousedMaze_All{ //2 代表的是墙壁，1代表的是路径，0代表的是可以行走的方格 int maze[][] = { {2, 2, 2, 2, 2, 2, 2}, {2, 0, 0, 0, 0, 0, 2...

[code="java"]package qinglin.learn.arithmetic;public class MousedMaze{ //2 代表的是墙壁，1代表的是路径，0代表的是可以行走的方格 int maze[][] = { {2, 2, 2, 2, 2, 2, 2}, {2, 0, 0, 0, 0, 0, 2},...

[code="java"]package qinglin.learn.arithmetic;public class ThreeColorFlag{ public static void main(String[] args) { char color[] = {'b', 'w', 'b', 'w', 'w', 'b', 'r', 'b', 'w', 'r'...

[code="java"]package qinglin.learn.arithmetic;import java.util.ArrayList;public class Josephus{ private static int removeNM(int n, int m) { ArrayList list = new ArrayList(); for (i...

题目如下：用1、2、2、3、4、5这六个数字，用java写一个main函数，打印出所有不同的排列，如：512234、412345等，要求："4"不能在第三位，"3"与"5"不能相连。 基本思路：1 把问题归结为图结构的遍历问题。实际上6个数字就是六个结点，把六个结点连接成无向连通图，对于每一个结点求这个图形的遍历路径，所有结点的遍历路径就是最后对这6个数字的排列组合结果集。2 显...