Compilare: main.cpp: In function 'int main()': main.cpp:68:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 68 | for(int j = 1; j <= vec.size(); j++) | ~~^~~~~~~~~~~~~ main.cpp:73:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 73 | for(int j = 0; j < vec.size(); j++) | ~~^~~~~~~~~~~~ main.cpp:47:9: warning: unused variable 'm' [-Wunused-variable] 47 | int m = 0; | ^