N, Q = map(int, input().split())
R = 10 ** 5 + 1
performance = [0 for i in range(R)]
query = []
for i in range(Q):
	query.append(list(map(int, input().split())))
	performance[query[-1][1]] += 1
	performance[query[-1][2]] -= 1
for i in range(1, R):
	performance[i] += performance[i - 1]
for i in range(R):
	if performance[i] > 0:
		performance[i] **= -1
for i in range(1, R):
	performance[i] += performance[i - 1]
ans = [0 for i in range(N)]
performance = [0] + performance
for q in query:
	ans[q[0] - 1] += performance[q[2]] - performance[q[1]]
for i in range(N):
	print(ans[i])