Compilare: main.cpp: In function 'int main()': main.cpp:56:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i < svImput.size (); ++ i) { ~~^~~~~~~~~~~~~~~~~ main.cpp:58:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < Connected[curr.second].size (); ++ j) { ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:65:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (vIn[i] < L[i].size ()) { ~~~~~~~^~~~~~~~~~~~~~ main.cpp:70:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (vIn[i] > L[i].size ()) { ~~~~~~~^~~~~~~~~~~~~~