Compilare: main.cpp: In function 'int main()': main.cpp:22:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 22 | for(int j=0; j<l[i].size(); j++){ | ~^~~~~~~~~~~~ main.cpp:25:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 25 | for(int k=0; k<l[i].size(); k++) | ~^~~~~~~~~~~~ main.cpp:27:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 27 | for(int k=0; k<c[l[i][j]].size(); k++){//parcurgem si coloana elementului | ~^~~~~~~~~~~~~~~~~~ main.cpp:36:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 36 | for(int k=0; k<l[i].size(); k++) | ~^~~~~~~~~~~~ main.cpp:38:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 38 | for(int k=0; k<l[i].size(); k++){//parcurgem si coloana elementului | ~^~~~~~~~~~~~