int n1; int *n2; int *n3; n2 = &n1; n3 = &n2; *n3 = 10; int j=1, k=3; int *p; int *q; p = &j; q = &k; p = q; *p = 10; double *p; int *q; int n=10; double x = 3.5; p = &x; q = &n; *p = *q; int j = 2, k = 4; int *p; p = new int; *p = k; j = *p*k;