#include "insects.h" #include <bits/stdc++.h> using namespace std; const int N = 2003; bool vis[N]; int min_cardinality(int n) { int dv = 0; for (int iter = 0; iter < 40; iter++) { vector<int> ids; for (int j = 0; j < n; j++) if (!vis[j]) { move_inside(j); if (press_button() > iter + 1) move_outside(j); else ids.push_back(j); } if (iter == 0) dv = ids.size(); if (dv != ids.size()) return iter; for (int j : ids) vis[j] = true; } assert(false); }

insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:19:10: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |   if (dv != ids.size()) return iter;
      |       ~~~^~~~~~~~~~~~~