Compilare: main.cpp: In function 'int main()': main.cpp:34:28: warning: unused variable 'j' [-Wunused-variable] unsigned long long n,i,j,ver,kon=0,c,cn,nrc=0,po=1; ^ main.cpp:34:34: warning: unused variable 'kon' [-Wunused-variable] unsigned long long n,i,j,ver,kon=0,c,cn,nrc=0,po=1; ^~~ main.cpp:34:42: warning: variable 'cn' set but not used [-Wunused-but-set-variable] unsigned long long n,i,j,ver,kon=0,c,cn,nrc=0,po=1; ^~ main.cpp: In function 'int conversion(long long int)': main.cpp:27:10: warning: 'ind' may be used uninitialized in this function [-Wmaybe-uninitialized] s=s+ind; ~^~~~~~