Compilare: user.cpp: In function ‘void citire()’: user.cpp:26:9: warning: variable ‘trb’ set but not used [-Wunused-but-set-variable] int trb, x; ^ user.cpp:26:14: warning: unused variable ‘x’ [-Wunused-variable] int trb, x; ^ user.cpp: In function ‘int descompunere(int)’: user.cpp:63:9: warning: unused variable ‘ok’ [-Wunused-variable] int ok; ^ user.cpp:85:1: warning: control reaches end of non-void function [-Wreturn-type] } ^