#include "werewolf.h" #include <bits/stdc++.h> using namespace std; constexpr int N = (int)2e5+11; vector<int> g[N]; vector<int> check_validity(int N,vector<int> X,vector<int> Y,vector<int> S,vector<int> E,vector<int> L,vector<int> R){ for(int i = 0; i < X.size(); i++){ g[X[i]].push_back(Y[i]); g[Y[i]].push_back(X[i]); } int q = S.size(); int n = N; bool can[2][n+1]; vector<int> ans; for(int i = 0; i < q; i++){ memset(can,0,sizeof can); queue<int> q; q.push(S[i]); can[0][S[i]] = 1; while(!q.empty()){ int v = q.front(); q.pop(); for(auto& to : g[v]){ if(!can[0][to] && to >= L[i]){ can[0][to] = 1; q.push(to); } } } q.push(E[i]); can[1][E[i]] = 1; while(!q.empty()){ int v = q.front(); q.pop(); for(auto& to : g[v]){ if(!can[1][to] && to <= R[i]){ can[1][to] = 1; q.push(to); } } } bool ok = false; for(int j = L[i]; j <= R[i]; j++) ok |= can[0][j] && can[1][j]; ans.push_back(ok); } return ans; }

werewolf.cpp: In function 'std::vector<int> check_validity(int, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
werewolf.cpp:12:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 |     for(int i = 0; i < X.size(); i++){
      |                    ~~^~~~~~~~~~