Compilare: user.c: In function ‘main’: user.c:6:27: warning: unused variable ‘k’ [-Wunused-variable] int a[10][10][10],i,j,k,n,m; ^ user.c:6:25: warning: unused variable ‘j’ [-Wunused-variable] int a[10][10][10],i,j,k,n,m; ^ user.c:6:9: warning: unused variable ‘a’ [-Wunused-variable] int a[10][10][10],i,j,k,n,m; ^ user.c:5:12: warning: unused variable ‘dFile’ [-Wunused-variable] FILE * dFile = fopen("suma4.out","w"); ^