Compilare: main.cpp: In function 'int main()': main.cpp:59:26: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 59 | if (ctc[i].size()>maxim) | ~~~~~~~~~~~~~^~~~~~ main.cpp:64:26: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 64 | if (ctc[i].size()==maxim) | ~~~~~~~~~~~~~^~~~~~~ main.cpp:66:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 66 | for (int j=0; j<ctc[i].size(); j++) | ~^~~~~~~~~~~~~~