Compilare: user.cpp: In function ‘void update_query(int)’: user.cpp:96:32: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[33]’ [-Wformat=] scanf("%c %s",&op,&nume); ^ user.cpp: In function ‘int main()’: user.cpp:112:13: warning: unused variable ‘i’ [-Wunused-variable] int nrt,i,NrPers,NrQuery; ^ user.cpp:113:10: warning: unused variable ‘nume’ [-Wunused-variable] char nume[33]; ^ /tmp/cc8uFDxo.o: In function `citeste(int)': user.cpp:(.text+0x28f): warning: the `gets' function is dangerous and should not be used.