Compilare: main.cpp: In function 'void read()': main.cpp:14:31: warning: format '%lld' expects argument of type 'long long int*', but argument 3 has type 'int*' [-Wformat=] fscanf(f,"%lld %lld",&n,&d); ^ main.cpp:14:31: warning: format '%lld' expects argument of type 'long long int*', but argument 4 has type 'int*' [-Wformat=] main.cpp:14:32: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%lld %lld",&n,&d); ^ main.cpp:17:36: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%lld %lld",&x,&y); ^