Compilare: user.cpp: In function ‘int Optiune2()’: user.cpp:41:9: warning: variable ‘smax’ set but not used [-Wunused-but-set-variable] int smax,suma, i ,j; ^ user.cpp:41:14: warning: variable ‘suma’ set but not used [-Wunused-but-set-variable] int smax,suma, i ,j; ^ user.cpp: In function ‘int Optiune1()’: user.cpp:37:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp: In function ‘int Optiune2()’: user.cpp:58:1: warning: control reaches end of non-void function [-Wreturn-type] } ^