Compilare: main.cpp: In function 'int main()': main.cpp:21:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 21 | for(i = 0; i < divizor.size() - 1; i++){ | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp:22:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 22 | for(j = i; j < divizor.size(); j++){ | ~~^~~~~~~~~~~~~~~~ main.cpp:12:15: warning: unused variable 'a' [-Wunused-variable] 12 | long long a, b, c, i, j; | ^ main.cpp:12:21: warning: unused variable 'c' [-Wunused-variable] 12 | long long a, b, c, i, j; | ^