#include <stdio.h>




int main ()

{

	setbuf(stdout, NULL);

	int nums[20] , i , j, k;
    int count=0;

    {

   printf("Enter integers. (Negative -1 to stop):\n");
   for (i=0; i < count; i++)
   {


    scanf("%d", &nums[i]);
    count = count +1;
    if(nums[i] == -1 )

    break;

}
}
    printf("The numbers you entered are:\n");
    for(i=1;i<count;++i)
    {
    printf("%d\n", nums[i-1]);
}
 printf("\nThe numbers you entered with the duplicate numbers removed:\n ");


    for(i=0;i<count;i++)
    {
       for(j=i+1;j<count;)
       {
          if(nums[j]==nums[i])
          {
             for(k=j;k<count-1;k++){
                 nums[k]=nums[k+1];
             }
              count--;

          }
          else
            j++;
       }
    }

    for(i=0;i<count;i++)
        printf("%d\n ",nums[i]);



return 0;
}