Compilare: user.cpp: In function ‘long long int Compute(long long int)’: user.cpp:13:11: warning: unused variable ‘st’ [-Wunused-variable] int i,st,dr,mid,rad; ^ user.cpp:13:14: warning: unused variable ‘dr’ [-Wunused-variable] int i,st,dr,mid,rad; ^ user.cpp:13:17: warning: unused variable ‘mid’ [-Wunused-variable] int i,st,dr,mid,rad; ^ user.cpp: In function ‘int main()’: user.cpp:37:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,k,T; ^ user.cpp:46:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&T); ^ user.cpp:49:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%lld %lld",&X,&Y); ^