Compilare: user.cpp: In member function ‘void graf::fminim(int, int&, int&)’: user.cpp:13:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<A[i].size();j++) ^ user.cpp: In member function ‘void graf::afisare()’: user.cpp:36:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<A[i].size();j++) ^ user.cpp: In member function ‘void graf::afisareapm()’: user.cpp:72:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<A[i].size();j++) ^ user.cpp: In function ‘int main()’: user.cpp:84:22: warning: deprecated conversion from string constant to ‘char*’ [-Wwrite-strings] G.citire("apm.in"); ^ user.cpp: In member function ‘void graf::prim()’: user.cpp:58:27: warning: ‘k’ may be used uninitialized in this function [-Wmaybe-uninitialized] vizitati[l++]=k; ^