Compilare: main.cpp: In function 'void addhash(int)': main.cpp:21:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 21 | while(i<hashvalues[numhash].size() && hashvalues[numhash][i]!=x) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:25:9: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 25 | if(i==hashvalues[numhash].size()) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int query(int)': main.cpp:34:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 34 | while(i<hashvalues[numhash].size() && hashvalues[numhash][i]!=x) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:38:10: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 38 | if(i < hashvalues[numhash].size()) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~