Compilare: main.cpp: In member function 'bool Hashuri::insertValue(int, int)': main.cpp:24:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v[poz].size();++i){ ~^~~~~~~~~~~~~~ main.cpp: In member function 'bool Hashuri::eraseValue(int)': main.cpp:37:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v[poz].size();++i){ ~^~~~~~~~~~~~~~ main.cpp: In member function 'int Hashuri::getValue(int)': main.cpp:50:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v[poz].size();++i){ ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:62:20: warning: unused variable 'j' [-Wunused-variable] int n,i,op,val,j,ok; ^ main.cpp:62:22: warning: unused variable 'ok' [-Wunused-variable] int n,i,op,val,j,ok; ^~