Răspuns:
30. 111, 222, 333, 444, 555, 666, 777, 888, 999, 101, 121, 131, 141, 151, 161, 171, 181, 191, 202, 212, 232, 242, 252, 262, 272, 282, 292, 303, 313, 323, 343, 353, 363, 373, 383, 393, 404, 414, 424, 434, 454, 464, 474, 484, 494, 505, 515, 525, 535, 545, 565, 575, 585, 595, 606, 616, 626, 636, 646, 656, 676, 686, 696, 707, 717, 727, 737, 747, 757, 767, 787, 797, 808, 818, 828, 838, 848, 858, 868, 878, 898, 909, 919, 929, 939, 949, 959, 969, 979, 989
Explicație pas cu pas:
le scrii, dupa le numeri si scrii rezultatul
