Compilare: user.cpp: In function ‘int qs(int, int)’: user.cpp:31:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:35:18: warning: unused variable ‘aux’ [-Wunused-variable] int c, g, i, aux, nr, k, j; ^ user.cpp:35:23: warning: unused variable ‘nr’ [-Wunused-variable] int c, g, i, aux, nr, k, j; ^