Compilare: main.cpp: In function 'int main()': main.cpp:42:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < svImput.size (); ++ i) { ~~^~~~~~~~~~~~~~~~~ main.cpp:55:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (vIn[i] < L[i].size ()) { ~~~~~~~^~~~~~~~~~~~~~ main.cpp:60:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (vIn[i] > L[i].size ()) { ~~~~~~~^~~~~~~~~~~~~~ main.cpp:67:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i < svSol.size (); ++ i) { ~~^~~~~~~~~~~~~~~ main.cpp:73:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (svSol[i] == 0 and i != svSol.size ()) { ~~^~~~~~~~~~~~~~~~