#include <bits/stdc++.h>
using namespace std;

#define rep(i, a, b) for (int i = a; i < b; i++)
using ll = long long;

int main(){
	int n, m;
	cin >> n >> m;
	vector<int> a(n);
	rep(i, 0, n) cin >> a[i];
	vector<vector<int>> g(n);
	rep(i, 0, m) {
		int u, v;
		cin >> u >> v;
		u--, v--;
		g[u].push_back(v);
		g[v].push_back(u);
	}
	int l = 1 << n;
	rep(mask, 0, l) {
		vector<int> b(n);
		rep(i, 0, n) {
			for(int j : g[i]) {
				if(mask >> j & 1) b[i]++;
			}
		}
		if(b == a) {
			cout << "Yes" << endl;
			rep(i, 0, n) {
				if(i) cout << " ";
				int c = 0;
				if(mask >> i & 1) c = 1;
				cout << c;
			}
			cout << endl;
			return 0;
		}
	}
	cout << "No" << endl;
}