# import sys; input = sys.stdin.buffer.readline
# sys.setrecursionlimit(10**7)
from collections import defaultdict
con = 10 ** 9 + 7; INF = float("inf")

def getlist():
	return list(map(int, input().split()))

#処理内容
def main():
	N, M = getlist()
	L = getlist()
	D = defaultdict(int)
	for i in range(N):
		D[L[i]] += 1

	for i in range(1, M + 1):
		print(i, D[i])

if __name__ == '__main__':
	main()