Compilare: main.cpp: In function 'int main()': main.cpp:52:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 52 | for (j = 0; j < apm.size(); j++) | ~~^~~~~~~~~~~~ main.cpp:57:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 57 | for (k = 0; k < apm.size(); k++) | ~~^~~~~~~~~~~~ main.cpp:67:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 67 | for (k = 0; k < apm.size(); k++) | ~~^~~~~~~~~~~~ main.cpp:77:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 77 | for (k = 0; k < apm.size(); k++) | ~~^~~~~~~~~~~~ main.cpp:87:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 87 | for (k = 0; k < apm.size(); k++) | ~~^~~~~~~~~~~~ main.cpp:32:8: warning: unused variable 'muchie1' [-Wunused-variable] 32 | muchie muchie1, muchie2; | ^~~~~~~ main.cpp:32:17: warning: unused variable 'muchie2' [-Wunused-variable] 32 | muchie muchie1, muchie2; | ^~~~~~~