N, X = map(int, input().split())

res = [0] * N

for _ in range(N):
	index, val = map(int, input().split())
	res[index+1] = val
	
for i in range(N):
	cur = res[i] - 1
	for j in range(i+1, N):
		if res[j] < cur:
			res[j] = cur
			cur -= 1
		else:
			break
	
	for j in reverse(range(0, i-1)):
		if res[j] < cur:
			res[j] = cur
			cur -= 1
		else:
			break
		
print(res)