#include <stdio.h>

int main() {
    int n;
    
    // Reading the number of elements in the array
    scanf("%d", &n);

    // Declaring an array to store the elements
    int arr[n];
    int isUnique;

    // Reading the elements of the array from the user
    for (int i = 0; i < n; i++) {
        scanf("%d", &arr[i]);
    }

    // Printing the unique elements in the array
    for (int i = 0; i < n; i++) {
        isUnique = 1;
        for (int j = 0; j < n; j++) {
            if (i != j && arr[i] == arr[j]) {
                isUnique = 0;
                break;
            }
        }
        if (isUnique) {
            printf("%d\n", arr[i]);
        }else{
            printf("no unique values")
    }

    return 0;
}