#include <bits/stdc++.h>
using namespace std;
const long long mod = 1e9 + 7;
const long long inf = 1e15;
int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  cout.tie(nullptr);
  long long n;
  cin >> n;
  vector<long long> v(n);
  for (auto &i : v) {
    cin >> i;
  }
  vector<vector<char>> ans;
  while (true) {
    long long q = 1;
    long long mx = -1;
    long long count_mx = 0;
    for (long long i = 0; i < n; ++i) {
      if (v[i] != v[0]) {
        q = 0;
      }
      if (v[i] == mx) {
        ++count_mx;
      } else if (v[i] > mx) {
        mx = v[i];
        count_mx = 1;
      }
    }
    if (q) {
      break;
    }
    if (count_mx == 3) {
      vector<char> a(n);
      for (long long i = 0; i < n; ++i) {
        if (v[i] == mx) {
          a[i] = 1;
          --v[i];
          if (v[i] < 0) {
            v[i] = 0;
          }
        } else {
          a[i] = 0;
        }
      }
      ans.push_back(a);
    } else if (count_mx > 1) {
      vector<char> a(n);
      long long c = 0;
      for (long long i = 0; i < n; ++i) {
        if (c == 2) {
          break;
        }
        if (v[i] == mx) {
          a[i] = 1;
          ++c;
          --v[i];
          if (v[i] < 0) {
            v[i] = 0;
          }
        } else {
          a[i] = 0;
        }
      }
      ans.push_back(a);
    } else {
      long long mx2 = -1;
      long long cmx2 = 0;
      for (long long i = 0; i < n; ++i) {
        if (v[i] > mx2 && v[i] != mx) {
          mx2 = v[i];
          cmx2 = 1;
        } else if (v[i] == mx2) {
          ++cmx2;
        }
      }
      vector<char> a(n);
      for (long long i = 0; i < n; ++i) {
        if (v[i] == mx2) {
          --v[i];
          if (v[i] < 0) {
            v[i] = 0;
          }
          a[i] = 1;
          mx2 = -2;
        } else {
          a[i] = 0;
        }
      }
      for (long long i = 0; i < n; ++i) {
        if (v[i] == mx) {
          --v[i];
          if (v[i] < 0) {
            v[i] = 0;
          }
          a[i] = 1;
        }
      }
      ans.push_back(a);
    }
  }
  cout << v[0] << "\n";
  cout << ans.size() << "\n";
  for (auto &i : ans) {
    for (auto &j : i) {
      cout << (int)j;
    }
    cout << "\n";
  }
  return 0;
}
