static void Main(string[] args)
        {
            // ex 32 page 32
            bool flag=false;
            int j = 0; int count = 0;

            int[] arr1 = new int[5];
            for (int i = 0; i < arr1.Length; i++)
                arr1[i] = int.Parse(Console.ReadLine());
            int[] arr2 = new int[5];
            for (j = 0; j < arr1.Length; j++)
                arr1[j] = int.Parse(Console.ReadLine());


            for (int i = 0; i < arr1.Length; i++)
            {
                for (j = 0; j < arr1.Length; j++)
                {
                    if (arr1[i] != arr2[j])
                        count++;
                }
            }

            int [] arr3=new int [count];
            int k=0;

            for (int i=0; i<arr1.Length;i++)
            {
                            for (j = 0; j < arr1.Length; j++)
                            {
                                if (arr1[i]==arr2[j])
                                    flag=true;

                            }

                if (flag==false)
                {
                    arr1[i]=arr3[k];
                    arr2[j]=arr3[k+1];
                }

                Console.WriteLine("ship for repairment:" + arr3);
            }