Compilare: user.cpp:99:29: warning: multi-character character constant [-Wmultichar] if (cmin[i]==inf) fout << '0 '; ^ user.cpp: In function ‘void rulare()’: user.cpp:83:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0; i<g[nm].size(); i++) ^ user.cpp: In function ‘void afisare()’: user.cpp:96:9: warning: unused variable ‘drum’ [-Wunused-variable] int i, drum[NMAX], ldr, crt; ^ user.cpp:96:21: warning: unused variable ‘ldr’ [-Wunused-variable] int i, drum[NMAX], ldr, crt; ^ user.cpp:96:26: warning: unused variable ‘crt’ [-Wunused-variable] int i, drum[NMAX], ldr, crt; ^