Compilare: main.cpp: In function 'int main()': main.cpp:27:31: warning: comparison of integer expressions of different signedness: 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 27 | while(timp.size() <= val) | ~~~~~~~~~~~~^~~~~~ main.cpp:35:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 35 | for(int j = 0; j < timp[val].size() && !gasit; j++) | ~~^~~~~~~~~~~~~~~~~~ main.cpp:51:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | for(int i = 0; i < timp.size(); i++) | ~~^~~~~~~~~~~~~ main.cpp:52:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 52 | for(int j = 0; j < timp[i].size(); j++) | ~~^~~~~~~~~~~~~~~~