Compilare: main.cpp: In function 'int main()': main.cpp:53:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0 ;i<fort.size();i++){ ~^~~~~~~~~~~~ main.cpp:65:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i<v[curr].size();i++){ ~^~~~~~~~~~~~~~~