Borderou de evaluare (job #532875)

Compilare: user.cpp: In function ‘int main()’: user.cpp:51:36: warning: suggest parentheses around assignment used as truth value [-Wparentheses] user.cpp:53:35: warning: suggest parentheses around assignment used as truth value [-Wparentheses] user.cpp:7:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:8:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:11:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:14:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:53:10: warning: ‘A’ may be used uninitialized in this function [-Wuninitialized]