Borderou de evaluare (job #218917)

Compilare: user.cpp: In function ‘void discharge(int)’: user.cpp:117:46: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In constructor ‘InputReader::InputReader(const char*)’: user.cpp:22:47: 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 member function ‘void InputReader::advance()’: user.cpp:44:51: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]