Compilare: user.cpp: In function ‘void citire()’: user.cpp:13:15: warning: unused variable ‘j’ [-Wunused-variable] int X,Y,i,j; ^ user.cpp: In function ‘void parcurgere_latime(int&, int&, int)’: user.cpp:51:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=1;i<v[p].size();i++) ^ user.cpp: In function ‘int main()’: user.cpp:66:13: warning: unused variable ‘i’ [-Wunused-variable] int x=0,i; ^