#nullable enable

#region
var _input = Array.Empty<string>();
var _iter = 0;
string String()
{
    while (_iter >= _input.Length) (_input, _iter) = (Console.ReadLine()!.Split(' '), 0);
    return _input[_iter++];
}
T I<T>() where T : IParsable<T> => T.Parse(String(), null);
#endregion

static T[] Range<T>(int n, Func<T> F) => Enumerable.Range(0, n).Select(_ => F()).ToArray();

var n = I<int>();
var m = I<int>();
var az = Range(n, I<int>);
var g = new bool[n, n];
for (var i = 0; i < m; i++)
{
    var u = I<int>() - 1;
    var v = I<int>() - 1;
    g[u, v] = g[v, u] = true;
}
bool J(int s)
{
    for (var u = 0; u < n; u++)
    {
        var z = 0;
        for (var v = 0; v < n; v++)
        {
            if (g[u, v] && s.OfFlag(v)) z++;
        }
        if (az[u] != z) return false;
    }
    return true;
}
int Solve()
{
    var b = n.ToFlag();
    for (var i = 0; i < b; i++) if (J(i)) return i;
    return -1;
}

var ans = Solve();
if (ans < 0)
{
    Console.WriteLine("No");
    return;
}
Console.WriteLine("Yes");
var aa = new int[n];
for (var i = 0; i < n; i++) aa[i] = ans.OfFlag(i) ? 1 : 0;
Console.WriteLine(string.Join(' ', aa));

static class BitExtensions
{
    public static int ToFlag(this int i)
    {
        if (i < 0 || 31 <= i) throw new IndexOutOfRangeException();
        return 1 << i;
    }
    public static bool OfFlag(this int value, int i) => (value & ToFlag(i)) > 0;
    public static int WithFlag(this int value, int i, bool f) => f ? (value | ToFlag(i)) : (value & ~ToFlag(i));
}