Compilare: main.cpp: In function 'void submultimi(long long int, long long int, long long int)': main.cpp:28:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (ll j = i + 1; j < divs.size(); ++j) ~~^~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:40:58: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (ll i = 0; prim[i] <= b && prim[i] <= a && i < prim.size(); ++i) { ~~^~~~~~~~~~~~~ main.cpp:45:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (ll i = 0; i < divs.size(); ++i) ~~^~~~~~~~~~~~~