N,M = map(int,input().split())
G = [[] for _ in range(N)]
for _ in range(M):
	u,v = map(int,input().split())
	G[u-1].append(v-1)
	G[v-1].append(u-1)
	
memo = [0] * N
memo[0] = 1
stack = [0]
even = 0
odd = 1

ans = 1
for i in range(N):
	next = []
	while stack:
		now = stack.pop()
		for v in G[now]:
			if memo[v] == 0:
				next.append(v)
				memo[v] = 1
				if i % 2 == 0:
					even += 1
				else:
					odd += 1
	if i % 2 == 0:
		ans = ans + even - odd
	else:
		ans = ans - even + odd
	print(ans)
	stack = next