Compilare: user.cpp: In function ‘int parseInt()’: user.cpp:23:40: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buff, 1, LMAX, stdin); ^ user.cpp:32:40: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buff, 1, LMAX, stdin); ^ user.cpp: In function ‘void read()’: user.cpp:108:32: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buff, 1, LMAX, stdin); ^ user.cpp: In function ‘int main()’: user.cpp:299:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("votare.in", "r", stdin); ^ user.cpp:300:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("votare.out", "w", stdout); ^