Compilare: user.cpp: In function ‘int main()’: user.cpp:27:51: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 3 has type ‘int*’ [-Wformat=] fscanf(f,"%lld %lld %lld %lld",&A,&B,&C,&D); ^ user.cpp:27:51: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 4 has type ‘int*’ [-Wformat=] user.cpp:27:51: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 5 has type ‘int*’ [-Wformat=] user.cpp:27:51: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 6 has type ‘int*’ [-Wformat=] user.cpp:24:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&tt); ^ user.cpp:27:52: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%lld %lld %lld %lld",&A,&B,&C,&D); ^