Borderou de evaluare (job #141450)

Compilare: user.cpp: In function ‘int main()’: user.cpp:33:8: warning: unused variable ‘n’ [-Wunused-variable] user.cpp:33:10: warning: unused variable ‘nit’ [-Wunused-variable] user.cpp:34:8: warning: unused variable ‘add’ [-Wunused-variable] user.cpp:31:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:32:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:35:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]