JAVA--高級基礎開發

 

[集合版雙色球]

12、雙色球規則：雙色球每注投注號碼由6個紅色球號碼和1個藍色球號碼組成。紅色球號碼從1—33中選擇；藍色球號碼從1—16中選擇；請隨機生成一注雙色球號碼。（要求同色號碼不重複）

package day03;   import java.util.HashSet; import java.util.Random; import java.util.Scanner; import java.util.TreeSet;   public class JiHeShunagseqiu {     static int lanqiu1 = 0;     public static void main(String[] args){         //系統一運行就會觸發隨機生成籃球和紅球         play();     }     public static  void  play(){         Scanner input=new Scanner(System.in);         System.out.println("=========模擬彩票大樂透=========");         System.out.println("請用戶選擇出票的模式：1【機選】===== 2【手選】");         String  num=input.next();         //利用parseInt轉換爲數字         int  temp=Integer.parseInt(num);         if(temp==1){             System.out.println("請選擇注數");             int zhu=input.nextInt();             Jixuan(zhu);           }else if(temp==2){//則證實是手選           }     }     //系統隨機生成的中獎號碼     public  static HashSet Meth(){           Random ran = new Random();         HashSet<Integer>  hong = new HashSet<Integer>();         while(hong.size()<6) {             int hongqiu=ran.nextInt(33)+1;             hong.add(hongqiu);         }           System.out.print("系統生成的紅球號碼是:  ");         //第一處---------------------排序輸出----------------------------        //把紅球放入集合返回         TreeSet treeSet = new TreeSet();         treeSet.addAll(hong);         System.out.print(treeSet);         lanqiu1= ran.nextInt(16) + 1;           /*---------    for(Integer i:hong) {                 System.out.print(i+" ");           } -----------------------*/         System.out.print("系統生成的籃球號碼是: ");         System.out.print(lanqiu1+"");         return hong;     }     // 用戶隨機生成的中獎的號碼     public  static HashSet Jixuan(int zhushu){         //求兩個集合中相同的元素         HashSet hashSethong = new HashSet();//-----------用於每次返回的集合         int blue[]=new int[zhushu];//定義數組用於存儲藍色球         for(int i=0;i<zhushu;i++){               Random ran = new Random();             HashSet<Integer> jihong = new HashSet<Integer>();             while(jihong.size()<6){                 int hongqiu=ran.nextInt(33)+1;                 jihong.add(hongqiu);             }             int lanqiu=ran.nextInt(16)+1;             System.out.print("第"+(i+1)+"次隨機生成的紅球號碼是:  ");               //------------------排序輸出-------------------             //不容許存放相同的元素，對元素進行排序             TreeSet treeSet1 = new TreeSet();             treeSet1.addAll(jihong);             System.out.print(treeSet1);                    /* for(Integer s:jihong) {                     System.out.print(s+" ");                 }*/             System.out.print(" 隨機生成的籃球號碼是: ");             System.out.print(lanqiu+"");             System.out.println();             blue[i] = lanqiu;             //把紅球給集合             hashSethong=jihong;             //----------清空--------------             result(jihong,Meth(),blue[i]);             jihong.clear();           }           return null;     }     //是否中獎？     public static void  result(HashSet<Integer> set1,HashSet<Integer> set2,int blue) {       ////求兩個集合中相同的元素         HashSet sameSet = new HashSet();         for (Integer integer :set1){             //判斷是否包含             if (set2.contains(integer)){                 sameSet.add(integer);             }         }         //反回紅球的個數         int rowredsum=sameSet.size();         //籃球         int rowbluesum = 0;         if(blue==lanqiu1){             rowbluesum=1;         }         System.out.print("\n本次紅球中了"+rowredsum+"個,"+"中的號碼是："+sameSet);         System.out.print("\n本次藍球中了"+rowbluesum+"個,"+"中的號碼是："+rowbluesum);         if (rowredsum == 6 && rowbluesum == 1) {             System.out.print("-----恭喜您中了【一等獎】-------");         }         else if (rowredsum == 6 && rowbluesum == 0) {             System.out.println("-----恭喜您中了【二等獎】-------");         }         else if (rowredsum == 5 && rowbluesum == 1) {             System.out.println("-----恭喜您中了【三等獎】-------");         }         else if ((rowredsum==5&&rowbluesum==0)||(rowredsum==4&&rowbluesum==1))         {             System.out.println("-----恭喜您中了【四等獎】-------");         }         else if ((rowredsum==4&&rowbluesum==0)||(rowredsum==3&&rowbluesum==1))         {             System.out.println("-----恭喜您中了【五等獎】-------");         }         else if ((rowredsum==2&&rowbluesum==1)||(rowredsum==1&&rowbluesum==1)||(rowredsum==0&&rowbluesum==1))         {             System.out.println("-----恭喜您中了【六等獎】-------");         }         else         {             System.out.println("-----很遺憾，您沒有中獎，在接在勵-------");         }         } }