Compilare: main.cpp: In function 'int main()': main.cpp:20:24: warning: unused variable 'ad' [-Wunused-variable] long long p,n,nr=0,ad; ^~ main.cpp: In function 'void valmag(long long int, long long int, long long int*)': main.cpp:15:8: warning: 'div' may be used uninitialized in this function [-Wmaybe-uninitialized] s+=div; ^~~ main.cpp: In function 'int main()': main.cpp:15:8: warning: 'div' may be used uninitialized in this function [-Wmaybe-uninitialized] s+=div; ^~~ main.cpp:10:19: note: 'div' was declared here long long i=0,div; ^~~