Compilare: user.cpp: In function ‘void scrie()’: user.cpp:25:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j; ^ user.cpp: In function ‘void solv()’: user.cpp:55:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<aux.size();i++) ^ user.cpp:49:11: warning: unused variable ‘au’ [-Wunused-variable] int i,au,q; ^ user.cpp:49:14: warning: unused variable ‘q’ [-Wunused-variable] int i,au,q; ^ user.cpp: In function ‘int main()’: user.cpp:73:28: warning: unused variable ‘s’ [-Wunused-variable] unsigned long long a=2,s=1,i; ^