#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (n); ++i)

using namespace std;
using ll = long long;

int main() {
    int n, m;
    cin >> n >> m;
    
    vector<int> a(n);
    rep(i, n) cin >> a[i];
    
    vector<int> g(n);
    rep(i, m) {
        int u, v;
        cin >> u >> v;
        --u; --v;
        g[u] |= 1<<v;
        g[v] |= 1<<u;
    }
    
    rep(i, n) {
        if (a[i] > __builtin_popcount(g[i])) {
            puts("No");
            return 0;
        }
    }
    
    int n2 = 1<<n;
    rep(s, n2) {
        bool ok = true;
        rep(i, n) {
            int cnt = __builtin_popcount(s&g[i]);
            if (cnt != a[i]) {
                ok = false;
                break;
            }
        }
        if (ok) {
            puts("Yes");
            rep(i, n) cout << (s>>i&1) << " \n"[i == n-1];
            return 0;
        }
    }

    puts("No");
    
    return 0;
}