Compilare: main.cpp: In function 'int main()': main.cpp:94:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 94 | for (int i = 0; i < trupe.size() - 1; i++) | ~~^~~~~~~~~~~~~~~~~~ main.cpp:95:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 95 | for (int j = i + 1; j <= trupe.size() - 1; j++) | ~~^~~~~~~~~~~~~~~~~~~