Borderou de evaluare (job #403498)

Compilare: user.cpp: In function 'void read(int&)': user.cpp:26:35: warning: suggest parentheses around comparison in operand of '|' [-Wparentheses] user.cpp: In function 'int main()': user.cpp:44:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:45:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp: In function 'void read(int&)': user.cpp:31:40: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:37:40: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp: In function 'int main()': user.cpp:65:3: warning: 'midv' may be used uninitialized in this function [-Wuninitialized]