#include "werewolf.h"
#include <bits/stdc++.h>
using namespace std;
int n, m, q;
vector<vector<int>> g;
void dfs(int u, int x, int ineq, vector<bool> &vis) {
vis[u] = 1;
for (int v : g[u]) {
if (v >= x == ineq and not vis[v]) dfs(v, x, ineq, vis);
}
}
int solve(int s, int e, int l, int r) {
vector<bool> vis1(n, 0), vis2(n, 0);
dfs(s, l, 1, vis1);
dfs(e, r + 1, 0, vis2);
for (int i = l; i <= r; i++) {
if (vis1[i] and vis2[i]) return 1;
}
return 0;
}
vector<int> check_validity(int N, vector<int> X, vector<int> Y, vector<int> S, vector<int> E, vector<int> L, vector<int> R) {
n = N;
m = X.size();
q = S.size();
g.resize(n);
for (int i = 0; i < m; i++) {
g[X[i]].push_back(Y[i]);
g[Y[i]].push_back(X[i]);
}
vector<int> ret(q);
for (int i = 0; i < q; i++) {
ret[i] = solve(S[i], E[i], L[i], R[i]);
}
return ret;
}
