Compilare: main.cpp: In function 'void make_fails(ahocor*)': main.cpp:42:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<ahocor*>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 42 | while(st<q.size()) | ~~^~~~~~~~~ main.cpp: In function 'void anti_bfs()': main.cpp:65:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 65 | for(int j=0;j<k->cuv.size();j++) | ~^~~~~~~~~~~~~~