Borderou de evaluare (job #73091)

Compilare: user.cpp: In function ‘int main()’: user.cpp:27:25: warning: unused variable ‘p’ [-Wunused-variable] user.cpp:27:27: warning: unused variable ‘q’ [-Wunused-variable] user.cpp:24:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:25:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]