Borderou de evaluare (job #176145)

Compilare: user.cpp: In function ‘int main()’: user.cpp:9:24: warning: variable ‘ok’ set but not used [-Wunused-but-set-variable] user.cpp:9:27: warning: variable ‘ok2’ set but not used [-Wunused-but-set-variable] user.cpp:7:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:8:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]