Borderou de evaluare (job #252028)

Compilare: user.cpp: In function ‘int main()’: user.cpp:27:24: warning: variable ‘ok’ set but not used [-Wunused-but-set-variable] user.cpp:29:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:31:52: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:27:34: warning: ‘poz’ may be used uninitialized in this function [-Wuninitialized]