Compilare: main.cpp: In function 'int main()': main.cpp:12:26: warning: unused variable 'x' [-Wunused-variable] unsigned long long p,x=5,aux,st=1,mij; ^ main.cpp:12:30: warning: unused variable 'aux' [-Wunused-variable] unsigned long long p,x=5,aux,st=1,mij; ^~~ main.cpp: In function 'long long unsigned int nrz(long long unsigned int, long long unsigned int)': main.cpp:9:1: warning: control reaches end of non-void function [-Wreturn-type] } ^