Compilare: main.cpp: In function 'long long int calcul(long long int*, long long int)': main.cpp:9:21: warning: variable 'val2' set but not used [-Wunused-but-set-variable] long long val=1,val2; ^~~~ main.cpp: In function 'long long int rid(long long int, long long int)': main.cpp:65:12: warning: 'rezz' may be used uninitialized in this function [-Wmaybe-uninitialized] return rezz; ^~~~ main.cpp: In function 'int main()': main.cpp:61:23: warning: 'rezz' may be used uninitialized in this function [-Wmaybe-uninitialized] rezz=(rezz*put)%999983; ~~~~~^~~~~ main.cpp:51:15: note: 'rezz' was declared here long long rezz; ^~~~