Borderou de evaluare (job #84800)

Compilare: user.cpp: In function ‘void parser::init()’: user.cpp:132:41: 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 parser::readNext()’: user.cpp:107:39: 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 ‘ll mate(ll)’: user.cpp:91:9: warning: ‘next’ may be used uninitialized in this function [-Wuninitialized]