// C
#ifndef _GLIBCXX_NO_ASSERT
#include <cassert>
#endif
#include <cctype>
#include <cerrno>
#include <cfloat>
#include <ciso646>
#include <climits>
#include <clocale>
#include <cmath>
#include <csetjmp>
#include <csignal>
#include <cstdarg>
#include <cstddef>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>

#if __cplusplus >= 201103L
#include <ccomplex>
#include <cfenv>
#include <cinttypes>
//#include <cstdalign>
#include <cstdbool>
#include <cstdint>
#include <ctgmath>
#include <cwchar>
#include <cwctype>
#endif

// C++
#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <exception>
#include <fstream>
#include <functional>
#include <iomanip>
#include <ios>
#include <iosfwd>
#include <iostream>
#include <istream>
#include <iterator>
#include <limits>
#include <list>
#include <locale>
#include <map>
#include <memory>
#include <new>
#include <numeric>
#include <ostream>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <stdexcept>
#include <streambuf>
#include <string>
#include <typeinfo>
#include <utility>
#include <valarray>
#include <vector>

#if __cplusplus >= 201103L
#include <array>
#include <atomic>
#include <chrono>
#include <condition_variable>
#include <forward_list>
#include <future>
#include <initializer_list>
#include <mutex>
#include <random>
#include <ratio>
#include <regex>
#include <scoped_allocator>
#include <system_error>
#include <thread>
#include <tuple>
#include <typeindex>
#include <type_traits>
#include <unordered_map>
#include <unordered_set>
#endif
#include <atcoder/all>

using namespace std;
using namespace atcoder;
template<typename T> using min_priority_queue = priority_queue<T, vector<T>, greater<T>>;
typedef long long ll;
typedef pair<ll, ll> P;
using mint = modint1000000007;

vector<int> dist(int s, vector<vector<int>> &edge) {
    int n = edge.size();
    vector<int> d(n, -1);
    queue<int> q;
    d[s] = 0;
    q.push(s);
    while (!q.empty()) {
        int v = q.front();
        q.pop();
        for (int u : edge[v]) {
            if (d[u] != -1) continue;
            d[u] = d[v] + 1;
            q.push(u);
        }
    }
    return d;
}

int main() {
    int n, m;
    cin >> n >> m;
    vector<vector<int>> edge(n);
    for (int i = 0; i < m; i++) {
        int u, v;
        cin >> u >> v;
        u--;
        v--;
        edge[u].push_back(v);
        edge[v].push_back(u);
    }
    vector<int> num(n + 1);
    auto d = dist(0, edge);
    for (int i = 0; i < n; i++) {
        if (d[i] == -1) {
            continue;
        }
        num[d[i]]++;
    }
    int odd = 0;
    int even = num[0];
    for (int i = 1; i <= n; i++) {
        if (i % 2 == 1) {
            odd += num[i];
            cout << odd << endl; 
        }
        else {
            even += num[i];
            cout << even << endl;
        }
    }

    return 0;
}