5(iv)

#include <stdio.h>
int main()
{
    int a[50], n, i, j, k;
    printf("Enter the number of elements: ");
    scanf("%d", &n);
    printf("Enter the elements: ");
    for (i = 0; i < n; i++) {
        scanf("%d", &a[i]);
    }
    printf("Unique eliments are: \n");
    for (i = 0; i < n; i++) {
        k = 0;
        for (j = 0; j < n + 1; j++) {
            if (i != j) {
                if (a[i] == a[j])
                    k++;
            }
        }
        if (k == 0)
            printf("%d ", a[i]);
    }
    return 0;
}