Compilare: main.cpp: In function 'char GetChar()': main.cpp:11:38: 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,BUFF_SIZE,stdin); ^ main.cpp: In function 'int main()': main.cpp:95:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("politia.in", "r", stdin); ^ main.cpp:96:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("politia.out", "w", stdout); ^