import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        int M = sc.nextInt();
        Map<Integer, Integer> m = new HashMap<>();
        for (int i = 0; i < N; i++) {
            m.merge(Integer.parseInt(sc.next()), 1, Integer::sum);
        }
        StringBuilder sb = new StringBuilder();
        for (int i = 1; i <= M; i++) {
            sb.append(i + " " + m.getOrDefault(i, 0) + '\n');
        }

        System.out.print(sb);
    }
}