#include <iostream>
#include <algorithm>
#include <cmath>
#include <vector>
#include <complex>
#include <queue>
#include <deque>
#include <set>
#include <map>
#include <unordered_set>
#include <unordered_map>
#include <iomanip>
#include <assert.h>
#include <array>
#include <cstdio>
#include <cstring>
#include <random>
#include <functional>
#include <numeric>
#include <stack>
#include <bitset>

using namespace std;

#define REP(i,a,b) for(int i=a;i<(int)b;i++)
#define rep(i,n) REP(i,0,n)
#define all(c) (c).begin(), (c).end()
#define zero(a) memset(a, 0, sizeof a)
#define minus(a) memset(a, -1, sizeof a)
#define minimize(a, x) a = std::min(a, x)
#define maximize(a, x) a = std::max(a, x)

typedef long long ll;
int const inf = 1<<29;

struct union_find {
  vector<int> rank_;
  vector<int> size_;
  vector<int> rid_;

  union_find(int n) { rank_.resize(n); rid_.assign(n, -1); size_.resize(n, 1); }

  void unite(int u, int v) {
    u = root(u), v = root(v);
    if(u == v) { return; }
    size_[u] = size_[v] = size_[u] + size_[v];
    if(rank_[u] < rank_[v]) { rid_[u] = v; }
    else { rid_[v] = u; if(rank_[u] == rank_[v]) { rank_[u]++; } }
  }

  bool same(int u, int v) { return root(u) == root(v); }
  int root(int x) { if(rid_[x] < 0) return x; else return rid_[x] = root(rid_[x]); }
  int operator[](int x) { return root(x); }
  int size_of(int x) { return size_[x]; }
  
};

int main() {

  int N, M; cin >> N >> M;

  union_find uf(N);

  rep(i, M) {
    int u, v; cin >> u >> v; u--, v--;
    uf.unite(u, v);
  }

  map<int, int> mp;
  rep(i, N) {
    mp[uf.root(i)] ++;
  }

  vector<int> sizecnt(N + 1);
  rep(i, N+1) {
    if(uf[i] == i) {
      sizecnt[uf.size_of(uf[i])] ++;
    }
  }

  vector<int> dp(N + 1, inf);
  dp[0] = 0;

  // programming contest challenge book p.303
  int W = 0;
  for(int i = 1; i <= N; i++) {
    int num = sizecnt[i];
    for(int k = 1; num > 0; k *= 2) {
      int mul = min(k, num);
      num -= mul;
      W += i * mul;
      for(int j = W; j >= i * mul; j--) {
        if(dp[j - i * mul] >= inf) { continue; }
        minimize(dp[j], dp[j - i * mul] + mul);
      }
    }
  }

  for(int i = 1; i <= N; i++) {
    printf("%d\n", dp[i] == inf ? -1 : dp[i] - 1);
  }

  return 0;
}