Compilare: main.cpp: In function 'void Read()': main.cpp:88:36: 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 , stdin); ^ main.cpp: In function 'int main()': main.cpp:105:41: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("aparate.in" , "r" , stdin); ^ main.cpp:106:43: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("aparate.out" , "w" , stdout); ^ main.cpp:107:36: 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 , stdin); ^ main.cpp:147:49: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%d%d%d%d" , &tip , &l , &r , &k); ^