#ifndef LOCAL
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#pragma GCC diagnostic ignored "-Wpedantic"
#endif
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
auto seed = chrono::high_resolution_clock::now().time_since_epoch().count();
mt19937 rnd(seed);
template<typename T>
using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
template<typename T, typename V>
using table = gp_hash_table<T, V>;
using i128 = __int128;
using ll = long long;
using ld = long double;
using uint = unsigned int;
using ull = unsigned long long;
const ll INF = 1e13;
const int inf = 1e9;
const int maxk = 140;
const int MOD = 1e9 + 7;
const double pi = acos(-1);
const int P = 5167;
const int L = 26;
const ld EPS = 1e-7;
const int W = 3;
const int MBIT = 18;
const int maxn = 2e5 + 7;
const int B = 550;
template<typename T, typename V>
void fill(T &container, V value) {
for (auto &c : container)
c = value;
}
# define int ll
int p[maxn];
int sz[maxn];
int curr[maxn];
vector<int> arr[maxn];
int get(int v) {
if (v == p[v]) return v;
return p[v] = get(p[v]);
}
void unite(int u, int v) {
u = get(u);
v = get(v);
if (get(u) == get(v)) return;
if (sz[u] > sz[v]) swap(u, v);
p[u] = v;
sz[v] += sz[u];
curr[v] += curr[u];
for (auto c : arr[u]) arr[v].push_back(c);
}
void solve() {
int n, m;
cin >> n >> m;
for (int i = 0; i < n; ++i) {
p[i] = i;
sz[i] = 1;
arr[i] = {i};
}
vector<vector<int> > G(n);
vector<pair<int, int> > a(n);
for (int i = 0; i < n; ++i) {
cin >> a[i].first;
a[i].second = i;
curr[i] = a[i].first;
}
for (int i = 0; i < m; ++i) {
int u, v;
cin >> u >> v;
u--;
v--;
if (a[u] > a[v]) G[u].push_back(v);
else G[v].push_back(u);
}
sort(a.begin(), a.end());
for (int i = 0; i < n; ++i) {
int u = a[i].second;
for (auto v : G[u]) {
if (curr[get(v)] < a[i].first) arr[get(v)] = {};
unite(u, v);
}
}
vector<bool> ans(n);
for (auto c : arr[get(a.back().second)]) ans[c] = true;
for (auto c : ans) cout << c;
}
signed main() {
#ifdef LOCAL
freopen("input.txt", "r", stdin);
freopen("output.txt", "w", stdout);
#endif
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
cout << fixed << setprecision(9);
int t = 1;
//cin >> t;
while (t--) solve();
#ifdef LOCAL
cout << "\n\n\n=====================================================\nProgram worked for: ";
cout << (ld) clock() / CLOCKS_PER_SEC << "s";
#endif
//stress();
}
