#include <bits/stdc++.h>
using namespace std;
#define dbg(x) //x
#define prt(x) dbg(cerr << x)
#define pv(x) dbg(cerr << #x << " = " << x << '\n')
#define pv2(x) dbg(cerr << #x << " = " << x.first << ',' << x.second << '\n')
#define parr(x) dbg(prt(#x << " = { "); for (auto y : x) prt(y << ' '); prt("}\n");)
#define parr2(x) dbg(prt(#x << " = { "); for (auto [y, z] : x) prt(y << ',' << z << " "); prt("}\n");)
#define parr2d(x) dbg(prt(#x << ":\n"); for (auto arr : x) {parr(arr);} prt('\n'));
#define parr2d2(x) dbg(prt(#x << ":\n"); for (auto arr : x) {parr2(arr);} prt('\n'));
int main() {
ios::sync_with_stdio(0); cin.tie(0);
int n, m;
cin >> n >> m;
vector<int> a(n);
for (int i = 0; i < n; i++) {
cin >> a[i];
}
vector<int> ord(n);
iota(ord.begin(), ord.end(), 0);
sort(ord.begin(), ord.end(), [&] (int x, int y) {
return a[x] < a[y];
});
vector<int> at(n);
for (int i = 0; i < n; i++) {
at[ord[i]] = i;
}
vector<vector<int>> edges(n);
for (int i = 0; i < m; i++) {
int x, y;
cin >> x >> y;
x--; y--;
x = at[x]; y = at[y];
if (x > y) swap(x, y);
edges[y].push_back(x);
}
vector<int> g(n), sz(n, 1);
iota(g.begin(), g.end(), 0);
vector<vector<int>> in(n);
vector<long long> sum(n);
for (int i = 0; i < n; i++) {
in[i].push_back(i);
sum[i] = a[ord[i]];
}
function<int(int)> rep = [&] (int node) {
while (node != g[node]) node = g[g[node]];
return node;
};
function<void(int, int)> merge = [&] (int x, int y) {
x = rep(x); y = rep(y);
if (x == y) return;
if (sz[y] > sz[x]) swap(x, y);
g[y] = x;
sz[x] += sz[y];
sum[x] += sum[y];
for (auto i : in[y]) {
in[x].push_back(i);
}
in[y].clear();
};
for (int i = 0; i < n; i++) {
sort(edges[i].begin(), edges[i].end(), [&] (int x, int y) {
return sum[rep(x)] < sum[rep(y)];
});
for (auto j : edges[i]) {
int ri = rep(i), rj = rep(j);
if (ri == rj) continue;
if (a[ord[i]] > sum[rj]) {
in[rj].clear();
}
merge(ri, rj);
}
}
vector<bool> ok(n, false);
for (int i = 0; i < n; i++) {
if (sz[i] == n) {
for (auto j : in[i]) {
ok[ord[j]] = true;
}
break;
}
}
for (int i = 0; i < n; i++) {
cout << (ok[i] ? '1' : '0');
}
cout << '\n';
}
