/**
 * code generated by JHelper
 * More info: https://github.com/AlexeyDmitriev/JHelper
 * @author
 */

// Created by White Knife on 15/04/20.
// doot diddly donger cuckerino Hahahahahah

#pragma GCC optimize("O3")
#pragma GCC target("sse4")
#pragma GCC target("popcnt")


#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace __gnu_pbds;
using namespace __gnu_cxx;
using namespace std;

// @formatter:off
#define F               first
#define S               second
#define all(x)          (x).begin(), (x).end()
#define sz(x)           (long long) (x).size()
#define sim             template<typename T
#define ris             return *this
#define dor             > debug & operator <<
#define eni(x)          sim > typename enable_if<sizeof dud<T>(0) x 1, debug&>::type operator<<(T i)
sim> struct rge { T b, e; };
sim> rge<T> rang(T i, T j) { return rge<T>{i, j}; }
sim> auto dud(T *x) -> decltype(cerr << *x, 0);
sim> char dud(...);
struct debug {
#ifdef LOCAL
  ~debug() { cerr << endl; }
  eni(!=) { cerr << boolalpha << i; ris; }
  eni(==) { ris << rang(all(i)); }
  sim, typename U dor(pair<U, T> d) { ris << "(" << d.first << ", " << d.second << ")"; }
  sim dor(rge<T> d) { *this << "["; for (auto it = d.b; it != d.e; ++it) *this << ", " + 2 * (it == d.b) << *it; ris << "]"; }
#else
  sim dor(const T&) { ris; }
#endif
};
#define pr(...) " [" << #__VA_ARGS__ ": " << (__VA_ARGS__) << "] "

using ll = long long;
using ull = unsigned long long;
using ld = long double;
//using li = __int128;
//using uli = unsigned __int128;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
using vi = vector<int>;
using vb = vector<bool>;

using vvi = vector<vi>;
using vll = vector<ll>;
using vvll = vector<vll>;
using vpii = vector<pii>;
using vpll = vector<pll>;
template <typename T> using ordered_set = tree<T, null_type, less<>, rb_tree_tag, tree_order_statistics_node_update>;

const ld PI = acos(-1);

template<typename T> inline T mini(T& x, T y) { return x = min(x, y); }
template<typename T> inline T maxi(T& x, T y) { return x = max(x, y); }
template <typename T> T rand(T x, T y) { return rand() % (y - x + 1) + x; }
mt19937 rnd(chrono::high_resolution_clock::now().time_since_epoch().count());
// @formatter:on

struct DSU {
  int n;
  std::vector<int> par;
  std::vector<long long> rank;
  
  explicit DSU(int _n) : n(_n) {
    par.resize(n);
    rank.resize(n);
    for (int i = 0; i < n; ++i) {
      par[i] = i;
      rank[i] = 1;
    }
  }
  explicit DSU(std::vector<long long>& _rank) : rank(move(_rank)) {
    n = rank.size();
    par.resize(n);
    iota(par.begin(), par.end(), 0);
  }
  
  int Root(int x) {
    return x == par[x] ? x : par[x] = Root(par[x]);
  }

  bool Unite(int x, int y) {
    x = Root(x);
    y = Root(y);
    if (x == y) return true;
    if (rank[x] > rank[y]) {
      par[y] = x;
      rank[x] += rank[y];
    } else if (rank[y] > rank[x]) {
      par[x] = y;
      rank[y] += rank[x];
    } else {
      par[x] = y;
      rank[y]++;
    }
    return false;
  }
  
  int Count() {
    int cnt = 0;
    for (int i = 0; i < n; ++i) {
      if (Root(i) == i) cnt++;
    }
    return cnt;
  }
};

class DDoubleDots {
public:
  int n, m;
  vector<vector<int>> g;
  vector<int> nex;
  
  void solve(std::istream& cin, std::ostream& cout) {
    cin >> n >> m;
    nex.resize(n, -1);
    g = vector<vector<int>>(n);
    for (int i = 0; i < m; ++i) {
      int x, y;
      cin >> x >> y;
      g[x - 1].push_back(y - 1);
      g[y - 1].push_back(x - 1);
    }
    nex[0] = 0;
    queue<int> q;
    q.push(0);
    while (!q.empty()) {
      int v = q.front();
      q.pop();
      for (int u: g[v]) {
        if (nex[u] == -1) {
          nex[u] = v;
          q.push(u);
        }
      }
    }
    bool ok = 1;
    for (int i = 1; i < n; ++i) {
      if (nex[i] == -1) ok = false;
    }
    cout << (ok ? "Yes" : "No") << '\n';
    for (int i = 1; i < n; ++i) {
      cout << nex[i] + 1 << "\n";
    }
    
  }
};

int main() {
    std::ios::sync_with_stdio(false);
    std::cin.tie(nullptr);
    std::cout.tie(nullptr);
	DDoubleDots solver;
	std::istream& in(std::cin);
	std::ostream& out(std::cout);
	solver.solve(in, out);
	return 0;
}


Measured memory_bytes: 10248