Borderou de evaluare (job #220578)

Compilare: user.cpp: In function ‘int main()’: user.cpp:8:15: warning: variable ‘steag’ set but not used [-Wunused-but-set-variable] user.cpp:8:25: warning: unused variable ‘j’ [-Wunused-variable] user.cpp:8:27: warning: variable ‘sum’ set but not used [-Wunused-but-set-variable] user.cpp:8:37: warning: unused variable ‘pos’ [-Wunused-variable]