#include "hack.h" #include <bits/stdc++.h> using namespace std; int hack(){ vector<long long> v={1,2}; while(v[1]++)if(collisions(v))return v[1]-1; }

hack.cpp: In function 'int hack()':
hack.cpp:8:1: warning: control reaches end of non-void function [-Wreturn-type]
    8 | }
      | ^