Compilare: main.cpp: In function 'int main()': main.cpp:42:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < minim.size() && minim[i] < j; ++i) ~~^~~~~~~~~~~~~~ main.cpp:52:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < maxim.size() && maxim[i] < j; ++i) ~~^~~~~~~~~~~~~~