Compilare: user.cpp: In function ‘void rez(int, int)’: user.cpp:20:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<arc[k].size();i++) ^ user.cpp: In function ‘void rez()’: user.cpp:28:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,n,m,x,y; ^ user.cpp: In function ‘void rez(int, int)’: user.cpp:19:31: warning: ‘i’ may be used uninitialized in this function [-Wmaybe-uninitialized] valmax[i]=valincidenta; ^