Borderou de evaluare (job #447746)

Compilare: user.cpp: In function ‘int main()’: user.cpp:6:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:7:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:66:12: warning: ‘mf2’ may be used uninitialized in this function [-Wuninitialized] user.cpp:47:11: warning: ‘mf1’ may be used uninitialized in this function [-Wuninitialized]