package com.company;public class Card {    private String     color;    private Integer    value;    public String getColor() {        return color;    }    public void setColor(String color) {        this.color = color;    }    public Integer getValue() {        return value;    }    public void setValue(Integer value) {        this.value =http://www.mamicode.com/ value;    }    public String ToString()    {        String strValue = "";        switch(value)        {            case 1:            {                strValue = "A";                break;            }            case 11:            {                strValue = "J";                break;            }            case 12:            {                strValue = "Q";                break;            }            case 13:            {                strValue = "K";                break;            }            default:                strValue = value.toString();                break;        }        return color+strValue;    }}

package com.company;import java.util.ArrayList;import java.util.Collections;import java.util.HashMap;import java.util.HashSet;import java.util.List;import java.util.Map;import java.util.Random;import java.util.Set;public class Main {    public static void Judge(Card[] hands)    {        boolean bIsSameColor = false;        boolean bIsShunzi = false;        Set<String> setColors = new HashSet<String>();        for(int i=0; i < hands.length; i++)        {            setColors.add(hands[i].getColor());        }        if(setColors.size()==1)        {            bIsSameColor=true;            //System.out.println("同花");        }        List<Integer> lstValues = new ArrayList<Integer>();        Set<Integer> setValues = new HashSet<Integer>();        for(int i=0; i < hands.length; i++)        {            lstValues.add(hands[i].getValue());            setValues.add(hands[i].getValue());        }        //顺子，必须满足3个条件        //1.这手牌先排好序（由大到小）sortHands[5]        //2.这手牌里面牌值不能有重复项        //3.如果sortHands[0]-sortHands[4]==4        Collections.sort(lstValues);        int nDiff = lstValues.get(4)-lstValues.get(0);        if(setValues.size()==5&&nDiff==4)        {            bIsShunzi = true;            //System.out.println("顺子");        }        if(bIsSameColor&&bIsShunzi)        {            System.out.println("同花顺");        }        else if(bIsSameColor)        {            System.out.println("同花");        }        else if(bIsShunzi)        {            System.out.println("顺子");        }        else if(setValues.size()==5)        {            System.out.println("杂牌");        }        Map<Integer,List<Card>> map = new HashMap<Integer,List<Card>>();        for(int i = 0; i < hands.length; i++)        {            int nValue = http://www.mamicode.com/hands[i].getValue();//红桃9            if(map.containsKey(nValue))            {                List<Card> lstCards = map.get(nValue);                lstCards.add(hands[i]);            }            else//不包含            {                List<Card> lstCards = new ArrayList<Card>();                lstCards.add(hands[i]);                map.put(nValue, lstCards);            }        }        if(map.size()==4)        {            System.out.println("一对");        }        else if(map.size() == 2)//4带1,3带2        {            boolean bIsFourWithOne = false;            for(Map.Entry<Integer, List<Card>> e : map.entrySet() )            {                if(e.getValue().size() == 4)                {                    bIsFourWithOne = true;                }            }            if(bIsFourWithOne == true)            {                System.out.println("四带一");            }            else            {                System.out.println("三带二");            }//            Map<String,String> map2;//            map2.add("apple","苹果");//            map2.add("orange","桔子");//            map2.values();        }        else if(map.size() == 3)//311,221        {            boolean bIsThreeOneOne = false;            for(Map.Entry<Integer, List<Card>> e : map.entrySet() )            {                if(e.getValue().size() == 3)                {                    bIsThreeOneOne = true;                }            }            if(bIsThreeOneOne == true)            {                System.out.println("311");            }            else            {                System.out.println("221");            }        }//        int i = 7;//        Card c = card1;//        (3,[方块3])//        (5,[红桃5])//        (9,[黑桃9，草花9,红桃9])////////        （13，[红桃13，方块13]）//        （5，[草花5，黑桃5]）//        （2，[红桃2]）////        (4,[黑桃4，草花4，红桃4，方块4])//        (9,[草花9])//        //4带1,3带2,311,221,2111//        map.size()==4//2111//        if(map.size()==2)//            abs(map.value[0].size()-map.value[1].size())==3//            //4带1//            abs(map.value[0].size()-map.value[1].size())==1//            //,3带2//        if(map.size()==3)////            //311,221    }    public static void generateHands(Card[] pokes,Card[] hands)    {        for(int i = 0; i < hands.length; i++)        {            hands[i] = pokes[i];        }    }    public static void outputCards(Card[] pokes)    {        for(int i = 0; i < pokes.length; i++)        {            if(i%13==0)                System.out.println();            System.out.print(pokes[i].ToString()+" ");        }    }    public static void shuffle(Card[] pokes)    {        Random r = new Random();        for(int i = 0; i < pokes.length; i++)        {            int n = r.nextInt(i+1);            Card cTemp;            cTemp = pokes[i];            pokes[i] = pokes[n];            pokes[n] = cTemp;        }    }    public static void main(String[] args) {        //System.out.println("helloworld");        String[] Colors = {"红桃","方片","黑桃","草花"};        Integer[] Values = {1,2,3,4,5,6,7,8,9,10,11,12,13};        Card[] pokes = new Card[52];        Card[] hands = new Card[5];        int nIndex = 0;        for(int i = 0; i < Colors.length; i++)        {            for(int j = 0; j < Values.length; j++)            {                pokes[nIndex] = new Card();                pokes[nIndex].setColor(Colors[i]);                pokes[nIndex].setValue(Values[j]);                nIndex++;            }        }        outputCards(pokes);        shuffle(pokes);        generateHands(pokes,hands);        outputCards(hands);        Judge(hands);    }}