Borderou de evaluare (job #3006)

Compilare: user.cpp: In function ‘int main()’: user.cpp:42:15: warning: suggest parentheses around ‘-’ in operand of ‘&’ [-Wparentheses] user.cpp:46:53: warning: array subscript has type ‘char’ [-Wchar-subscripts] user.cpp:12:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:13:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:15:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:20:35: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]