随笔而已

/**

• 此程序为扑克牌洗牌程序
  /
  import java.util.Random;
  import java.util.;
  public class Debug{
  public static void main(String[] args){
  int count;

  int k=54;       //扑克牌数
  int begin=0;    //开始拥有扑克牌数
  int end =54;    //剩余扑克牌数
  String a[]=suiji(k,begin,end);      //调用方法
  count=0;
  for(int i=0;i<k;i++){
      System.out.print(a[i]+"\t");        //输出suiji方法
      count++;
      if(/*count/12>=1&&*/count%12==0){       //分行黑桃，红桃，方块，梅花
          System.out.print("\n");//
      }
  }

  }
  public static String[] suiji(int k,int begin,int end){

  String arr[] = new String[100];
  int res;
  String[] values=new String[]{"黑桃A","黑桃A","黑桃2","黑桃3","黑桃4","黑桃5","黑桃6","黑桃7","黑桃8","黑桃9","黑桃10","黑桃J","黑桃Q","黑桃K","红桃A","红桃2",
          "红桃3","红桃4","红桃5","红桃6","红桃7","红桃8","红桃9","红桃10","红桃J","红桃Q","红桃K","梅花A","梅花2","梅花3","梅花4","梅花5","梅花6","梅花7","梅花8","梅花9",
          "梅花10","梅花J","梅花Q","梅花K","方块A","方块2","方块3","方块4","方块5","方块6","方块7","方块8","方块9","方块10","方块J","方块Q","方块K","大王","小王"};
  //转载

  /int cunchu[] = new int[100];
  cunchu[0]=1;
  for(int i=1;i<100;i++){
  cunchu[i]=0;
  }
  Random r = new Random(); //设置r为随机数
  for(int i=0;i<k;i++){
  res = r.nextInt(end-begin)+begin; //end于begin本想作为补充，不过已经达到目的就不动了
  //while(cunchu[res]==1){ //避免跳过第一张牌，事实上这一步是多余的
  //res = r.nextInt(end-begin)+begin+1;
  //}
  arr[i]=values[res];
  cunchu[res]=1;
  }
  return arr;
  }/
  Random yok=new Random(); //自己尝试完成洗牌的最简程序
  for(int i=0;i<k;i++){
  res=yok.nextInt(end); //核心:产生54内随机数，使扑克牌从第一位开始任意掉换，达到洗牌的目的
  arr[i]=values[res];
  }
  return arr;

  }

  }