import java.util.Arrays;

 public class count_same_number {

     public static  int[] join(int[] a,int[] b)

     {

         int count=0;

         int new_target[]=new int[Math.max(a.length, b.length)];//新数组

         int index=0;

         for(int i=0;i<a.length;i++)

         {

             for(int j=0;j<b.length;j++)

             {

                 if(a[i]==b[j])

                 {

                     new_target[index++]=a[i];

                     break;//如果遇到相同元素则保存并退出本次循环 就本例而言不加break要计算30次 加了break只计算16次

                 }

                 count++;

             }

         }

         System.out.println(Arrays.toString(new_target));

         System.out.println("共计算"+count+"次");

         return new_target;

     }

     public static void main(String[] args) {

         int a[]={1,2,3,4,5};

         int b[]={2,4,92,3,28,32};

         join(a,b);

     }

 }