Compilare: user.cpp: In function ‘void DIJ()’: user.cpp:54:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0; i<lista[start].size(); i++) ^ user.cpp:69:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j=0; j<lista[vfmin].size(); j++) ^ user.cpp: In function ‘void afisare()’: user.cpp:78:10: warning: unused variable ‘j’ [-Wunused-variable] int i,j,afis[nmax]; ^ user.cpp:78:12: warning: unused variable ‘afis’ [-Wunused-variable] int i,j,afis[nmax]; ^ user.cpp: In function ‘void DIJ()’: user.cpp:42:22: warning: ‘vfmin’ may be used uninitialized in this function [-Wmaybe-uninitialized] int i,j,lgmin=inf,vfmin; ^