Borderou de evaluare (job #410219)

Compilare: user.cpp: In function ‘int main()’: user.cpp:8:12: warning: unused variable ‘t’ [-Wunused-variable] user.cpp:8:14: warning: unused variable ‘u’ [-Wunused-variable] user.cpp:8:16: warning: unused variable ‘s’ [-Wunused-variable] user.cpp:8:18: warning: unused variable ‘z’ [-Wunused-variable] user.cpp:8:20: warning: unused variable ‘x’ [-Wunused-variable] user.cpp:25:12: warning: ‘contor’ may be used uninitialized in this function [-Wuninitialized]