Compilare: main.cpp: In function 'void descompunere(ll)': main.cpp:37:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 37 | for (int i = 0; i < primes.size() && primes[i] * primes[i] <= x; i++) | ~~^~~~~~~~~~~~~~~