Borderou de evaluare (job #159929)

Compilare: user.cpp: In function ‘int main()’: user.cpp:15:7: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] user.cpp:17:7: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] user.cpp:9:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:10:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]