#include <bits/stdc++.h>
using namespace std;
bool prime(long long x) {
  if (x == 2) {
    return true;
  }
  if (x <= 1) {
    return true;
  }
  for (int i = 2; i <= sqrt(x); i++) {
    if (x % i == 0) {
      return false;
    }
  }
  return true;
}
void printa(long long a[], long long n) {
  for (long long i = 0; i < n; i++) {
    cout << a[i];
  }
  cout << endl;
}
void printv(vector<long long> v) {
  for (int i = 0; i < v.size(); i++) {
    cout << v[i];
  }
  cout << endl;
}
string Y = "YES\n";
string N = "NO\n";
signed main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie(NULL);
  long long n, mi;
  cin >> n >> mi;
  int flag = 0;
  for (int i = 0; i < mi; i++) {
    long long el1, el2;
    cin >> el1 >> el2;
  }
  for (int i = 0; i < n; i++) {
    if (flag == 0) {
      cout << 1;
      flag = 1;
    } else {
      cout << 0;
      flag = 0;
    }
  }
}
