public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int N = scanner.nextInt();
int[] arr = new int[N];
for (int i = 0; i < arr.length; i++) {
arr[i] = scanner.nextInt();
}
Stack<Integer> stack = new Stack<Integer>();
for (int i = 0; i < arr.length; i++) {
if (stack.isEmpty()) {
stack.push(arr[i]);
} else if (!stack.isEmpty() && arr[i] > stack.peek()) {
System.out.print(arr[i]+" ");
stack.pop();
stack.push(arr[i]);
}
else if(arr[i]<=stack.peek()) {
System.out.print(-1+" ");
stack.pop();
stack.push(arr[i]);
}
}
while(!stack.empty()) {
System.out.print(-1+" ");
stack.pop();
}
}
}