Compilare: user.cpp: In function ‘void PartI()’: user.cpp:97:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < nepar.size(); ++i, k = 1 - k) ^ user.cpp: In function ‘void PartII()’: user.cpp:112:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j = 0; j < par.size()&& Gr>par[j].y; ++j) ^ user.cpp:117:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (j<par.size()) ^