Compilare: main.cpp: In function 'void bkt(int, int, int)': main.cpp:16:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 16 | if (poz == vbase.size() - 1) { | ~~~~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:70:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | while (i < vsol.size() && vsol[i] < a) | ~~^~~~~~~~~~~~~ main.cpp:73:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 73 | for (; i < vsol.size(); i++) | ~~^~~~~~~~~~~~~