Borderou de evaluare (job #83434)

Compilare: user.cpp: In function ‘int main()’: user.cpp:11:18: warning: suggest parentheses around comparison in operand of ‘&’ [-Wparentheses] user.cpp:22:19: warning: suggest parentheses around comparison in operand of ‘&’ [-Wparentheses] user.cpp:6:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:7:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:8:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]