Compilare: user.cpp: In function ‘long long unsigned int Compute(long long unsigned int)’: user.cpp:21:13: warning: unused variable ‘st’ [-Wunused-variable] int i,j,st,dr,mid,rad; ^ user.cpp:21:16: warning: unused variable ‘dr’ [-Wunused-variable] int i,j,st,dr,mid,rad; ^ user.cpp:21:19: warning: unused variable ‘mid’ [-Wunused-variable] int i,j,st,dr,mid,rad; ^ user.cpp: In function ‘int main()’: user.cpp:48:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,k,T; ^ user.cpp:57:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&T); ^ user.cpp:60:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%lld %lld",&X,&Y); ^