import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int m = sc.nextInt();
        int x = sc.nextInt();
        int[] nums = new int[m];

        for (int i = 0; i < m; i++) {
            nums[i] = sc.nextInt();
        }
        sc.close();

        int num = 0;

        for (int i = 0; i < m; i++) {
            if (nums[i] >= x) {
                num++;
            }
        }
        int ans = Math.min(m - num, num);
        System.out.println(ans);
    }
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz