Borderou de evaluare (job #284737)

Compilare: user.cpp: In function 'int main()': user.cpp:54:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:55:41: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp: In function 'int bb(int, int, int)': user.cpp:50:1: warning: control reaches end of non-void function [-Wreturn-type]