Compilare: user.cpp: In function ‘int main()’: user.cpp:18:13: warning: unused variable ‘i’ [-Wunused-variable] int n,m,i,j,k,min,x,y; ^ user.cpp:18:15: warning: unused variable ‘j’ [-Wunused-variable] int n,m,i,j,k,min,x,y; ^ user.cpp:18:17: warning: unused variable ‘k’ [-Wunused-variable] int n,m,i,j,k,min,x,y; ^ user.cpp:18:19: warning: unused variable ‘min’ [-Wunused-variable] int n,m,i,j,k,min,x,y; ^ user.cpp:18:23: warning: unused variable ‘x’ [-Wunused-variable] int n,m,i,j,k,min,x,y; ^ user.cpp:18:25: warning: unused variable ‘y’ [-Wunused-variable] int n,m,i,j,k,min,x,y; ^