Compilare: main.cpp: In function 'int main()': main.cpp:82:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<str>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 82 | for(i=0; i<ver.size()-1; i++) | ~^~~~~~~~~~~~~ main.cpp:84:25: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<str>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 84 | for(z=i+1; z<ver.size(); z++) | ~^~~~~~~~~~~ main.cpp:90:27: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<str>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 90 | for(j=0; j<ori.size(); j++) | ~^~~~~~~~~~~ main.cpp:110:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<str>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 110 | for(i=0; i<ver.size()-1; i++) | ~^~~~~~~~~~~~~ main.cpp:116:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<str>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 116 | for(j=0; j<ori.size(); j++) | ~^~~~~~~~~~~