Compilare: main.cpp: In function 'int main()': main.cpp:32:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 32 | for (in = 0; in < stari.size(); in++) { | ~~~^~~~~~~~~~~~~~ main.cpp:37:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 37 | for (st = 0; st < stari.size(); st++) { | ~~~^~~~~~~~~~~~~~ main.cpp:49:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | for (st = 0; st < stari.size(); st++) { | ~~~^~~~~~~~~~~~~~