Compilare: main.cpp: In function 'int main()': main.cpp:43:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 43 | for(int j = 0; j < v[poz].size(); j++) | ~~^~~~~~~~~~~~~~~ main.cpp:14:32: warning: variable 'ok' set but not used [-Wunused-but-set-variable] 14 | int n, m, sol = 0, curent, ok, poz; | ^~