Răspuns :
A) 1423, 2423, 3423, 4423
B) 5423, 6423, 7423, 8423, 9423, 1423, 2423, 3423, 4423.
C) 1423, 2423, 3423, 4423, 5423, 6423, 7423, 8423, 9423
D) 1423, 2423, 3423, 4423, 5423, 6423, 7423
B) 5423, 6423, 7423, 8423, 9423, 1423, 2423, 3423, 4423.
C) 1423, 2423, 3423, 4423, 5423, 6423, 7423, 8423, 9423
D) 1423, 2423, 3423, 4423, 5423, 6423, 7423