Borderou de evaluare (job #409133)

Compilare: user.cpp: In function ‘int main()’: user.cpp:24:15: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] user.cpp:14:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:15:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]