Compilare: user.cpp: In function ‘int main()’: user.cpp:74:11: warning: unused variable ‘k’ [-Wunused-variable] int m,k,i,j,l,p,a,b,c,x,y,z,dis; ^ user.cpp:74:13: warning: unused variable ‘i’ [-Wunused-variable] int m,k,i,j,l,p,a,b,c,x,y,z,dis; ^ user.cpp:74:15: warning: unused variable ‘j’ [-Wunused-variable] int m,k,i,j,l,p,a,b,c,x,y,z,dis; ^ user.cpp:74:17: warning: unused variable ‘l’ [-Wunused-variable] int m,k,i,j,l,p,a,b,c,x,y,z,dis; ^ user.cpp:74:25: warning: unused variable ‘c’ [-Wunused-variable] int m,k,i,j,l,p,a,b,c,x,y,z,dis; ^ user.cpp:74:27: warning: unused variable ‘x’ [-Wunused-variable] int m,k,i,j,l,p,a,b,c,x,y,z,dis; ^ user.cpp:74:29: warning: unused variable ‘y’ [-Wunused-variable] int m,k,i,j,l,p,a,b,c,x,y,z,dis; ^ user.cpp:74:31: warning: unused variable ‘z’ [-Wunused-variable] int m,k,i,j,l,p,a,b,c,x,y,z,dis; ^