Compilare: user.cpp: In function ‘long long unsigned int divide(std::vector<int>, long long unsigned int)’: user.cpp:26:9: warning: unused variable ‘t’ [-Wunused-variable] int t=0; ^ user.cpp: In function ‘int main()’: user.cpp:49:9: warning: unused variable ‘ls’ [-Wunused-variable] int ls,ld,l,k=0,c=1,f=10; ^ user.cpp:49:12: warning: unused variable ‘ld’ [-Wunused-variable] int ls,ld,l,k=0,c=1,f=10; ^