Compilare: main.cpp: In function 'void update(int, std::pair<double, double>)': main.cpp:19:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(poz <= intervale.size()) { ~~~~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void solve()': main.cpp:64:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < interv.size()-1; i++) ~~^~~~~~~~~~~~~~~~~ main.cpp:79:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i < intervale.size(); i++) { ~~^~~~~~~~~~~~~~~~~~